The Wordsmith Dictionary

Quad *rip "ar *tite, a. Etym: [L. quadripartitus, p. p. of quadripartire to divide into four parts; quattuor four + partire to divide: cf. F. quadripartite. ]

Defn: Divided into four parts.

QUADRIPARTITELY

QUADRIPARTITELY Quad *rip "ar *tite *ly, adv.

Defn: In four parts.

QUADRIPARTITION

Quad `ri *par *ti "tion, n. Etym: [L. quadripartitio: cf. F.quadripartition. ]

Defn: A division or distribution by four, or into four parts; also, a taking the fourth part of any quantity or number.

QUADRIPENNATE

Quad `ri *pen "nate, a. Etym: [Quadri- + pennate. ] (Zoöl.)

Defn: Having four wings; -- said of insects.

QUADRIPHYLLOUS

Quad *riph "yl *lous, a. Etym: [Quadri + Gr. (Bot. )

Defn: Having four leaves; quadrifoliate.

QUADRIREME

Quad "ri *reme, n. Etym: [L. quadriremis; quattuor four + remus an oar: cf. F. quadrirème.] (Antiq.)

Defn: A galley with four banks of oars or rowers.

QUADRISECTION

Quad `ri *sec "tion, n. Etym: [Quadri- + section. ]

Defn: A subdivision into four parts.

QUADRISULCATE

Quad `ri *sul "cate, a. Etym: [Quadri + sulcate. ] (Zoöl.)

Defn: Having four hoofs; as, a quadrisulcate foot; a quadrisulcate animal.

QUADRISYLLABIC; QUADRI-SYLLABICAL

QUADRISYLLABIC; QUADRI-SYLLABICAL Quad `ri *syl *lab "ic, Quad `ri-syl *lab "ic *al,

Defn: Having four syllables; of or pertaining to quadrisyllables; as, a quadrisyllabic word.

QUADRISYLLABLE

Quad `ri *syl "la *ble, n. Etym: [Quadri- + syllable: cf. F.quadrisyllabe.]

Defn: A word consisting of four syllables. De Quincey.

QUADRIVALENCE

QUADRIVALENCE Quad *riv "a *lence, n. (Chem. )

Defn: The quality or state of being quadrivalent; tetravalence.

QUADRIVALENT

Quad *riv "a *lent, a. Etym: [Quadri- + L. valens, -entis, p. pr. See Valence. ] (Chem. )

Defn: Having a valence of four; capable of combining with, being replaced by, or compared with, four monad atoms; tetravalent; -- said of certain atoms and radicals; thus, carbon and silicon are quadrivalent elements.

QUADRIVALVE

Quad "ri *valve, a. Etym: [Quadri- + valve: cf. F. quadrivalve. ] (Bot. )

Defn: Dehiscent into four similar parts; four-valved; as, a quadrivalve pericarp.

QUADRIVALVE

QUADRIVALVE Quad "ri *valve, n. (Arch. )

Defn: A door, shutter, or the like, having four folds.

QUADRIVALVULAR

QUADRIVALVULAR Quad `ri *val "vu *lar, a.

Defn: Having four valves; quadrivalve.

QUADRIVIAL

Quad *riv "i *al, a. Etym: [L. quadrivium a place where four ways meet; quattuor four + via way. ]

Defn: Having four ways meeting in a point. B. Jonson.

QUADRIVIAL

QUADRIVIAL Quad *riv "i *al, n.

Defn: One of the four "liberal arts " making up the quadrivium.

QUADRIVIUM

Quad *riv "i *um, n. Etym: [L.]

Defn: The four "liberal arts, " arithmetic, music, geometry, and astronomy; -- so called by the schoolmen. See Trivium.

QUADROON

Quad *roon ", n. Etym: [F. quarteron, or Sp. cuarteron. See Quarter a fourth part, and cf. Quarteron. ]

Defn: The offspring of a mulatto and a white person; a person quarter-blooded. [Written also quarteron, quarteroon, and quateron. ]

QUADROXIDE

Quad *rox "ide, n. Etym: [Quadri- + oxide. ] (Chem. )

Defn: A tetroxide. [R.]

QUADRUMANA

Quad *ru "ma *na, n. pl. Etym: [NL. See Quadrumane. ] (Zoöl.)

Defn: A division of the Primates comprising the apes and monkeys; -- so called because the hind foot is usually prehensile, and the great toe opposable somewhat like a thumb. Formerly the Quadrumana were considered an order distinct from the Bimana, which last included man alone.

QUADRUMANE

Quad "ru *mane, n. Etym: [L. quattuor four + manus a hand: cf. F.quadrumane. ] (Zoöl.)

Defn: One of the Quadrumana.

QUADRUMANOUS

QUADRUMANOUS Quad *ru "ma *nous, a. (Zoöl.)

Defn: Having four hands; of or pertaining to the Quadrumana.

QUADRUPED

Quad "ru *ped, a. Etym: [L. quadrupes, -pedis; quattuor four + pes, pedis, a foot: cf. F. quadrupède. See Quadrate, and Foot. ]

Defn: Having four feet.

QUADRUPED

QUADRUPED Quad "ru *ped, n. (Zoöl.)

Defn: An animal having four feet, as most mammals and reptiles; -- often restricted to the mammals.

QUADRUPEDAL

QUADRUPEDAL Quad *ru "pe *dal, a. (Zoöl.)

Defn: Having four feet; of or pertaining to a quadruped.

QUADRUPLANE

QUADRUPLANE Quad "ru *plane, n. [L. quadru-in comp. + E. plane. ]

Defn: An aëroplane with four superposed main supporting surfaces.

QUADRUPLE

Quad "ru *ple, a. Etym: [L. quadruplus, from quattuor four: cf. F.quadruple. See Quadrate, and cf. Double. ]

Defn: Fourfold; as, to make quadruple restitution; a quadruple alliance. Quadruple time (Mus. ), that in which each measure is divided into four equal parts.

QUADRUPLE

Quad "ru *ple, n. Etym: [Cf. F. quadruple, L. quadruplum.]

Defn: four times the sum or number; a fourfold amount; as, to receive to quadruple of the amount in damages.

QUADRUPLE

Quad "ru *ple, v. t. [imp. & p. p. Quadrupled; p. pr. & vb. n.Quadrupling.] Etym: [L. quadruplare: cf. F. quadrupler. ]

Defn: To multiply by four; to increase fourfold; to double; to double twice. A. Smith.

QUADRUPLE

QUADRUPLE Quad "ru *ple, v. i.

Defn: To be multiplied by four; to increase fourfold; to become four times as much.

QUADRUPLET

QUADRUPLET Quad "ru *plet, n. [From Quadruple. ]

1. A collection or combination of four of a kind.

2. pl. Four children born in the same labor.

3. A cycle for carrying four riders, so arranged that all the reders can assist in the propulsion.

QUADRUPLEX

Quad "ru *plex, a. Etym: [L., from quattuor four + plicare to fold. ]

Defn: Fourfold; folded or doubled twice. Quadruplex system (Electric Telegraph ), a system by which four messages, two in each direction, may be sent simultaneously over the wire.

QUADRUPLICATE

Quad *ru "pli *cate, v. t. [imp. & p. p. Quadruplicated; p. pr. & vb. n.Quadruplicating.] Etym: [L. quadruplicatus, p. p. of quadruplicare, fr. quadrupleQuadruplex.]

Defn: To make fourfold; to double twice; to quadruple.

QUADRUPLICATE

Quad *ru "pli *cate, a. Etym: [L. quadruplicatus, p. p.]

1. Fourfold; doubled twice; four times repeated; as, a quadruplicate ratio, or a quadruplicate proportion.

2. (Math. )

Defn: Raised to the fourth power. [R.]

QUADRUPLICATION

Quad `ru *pli *ca "tion, n. Etym: [L. quadruplicatio: cf. F.quadruplication. ]

Defn: The act of making fourfold; a taking four times the simple sum or amount.

QUADRUPLY

QUADRUPLY Quad "ru *ply, adv.

Defn: To a fourfold quantity; so as to be, or cause to be, quadruple; as, to be quadruply recompensed.

New American Oxford Dictionary

quad

quad |kwäd kwɑd | ▶noun 1 short for: • a quadrangle. • a quadruplet (child ). • a quadriceps. • a quad bike. • quadraphonic sound. • a quadriplegic. 2 (in telephony ) a group of four insulated conductors twisted together, usually forming two circuits. [abbreviation of quadruplex, a telegraphic device invented by Thomas Edison, by means of which four messages could be sent simultaneously over one wire. ] 3 a radio antenna in the form of a square or rectangle broken in the middle of one side. [abbreviation of quadrilateral . ] 4 a traditional roller skate. [ quad, with reference to the four wheels. ] 5 Printing a small metal block in various sizes, lower than type height, used in letterpress printing for filling up short lines. [abbreviation of the late 17th -cent. printing term quadrat . ] ▶adjective [ attrib. ] short for: • quadruple. • quadrophonic.

quad.

quad. ▶abbreviation • quadrangle. • quadrant.

quad bike

quad bike |kwɑd baɪk | ▶noun a motorcycle with four large tires, typically used for racing.

quad chair

quad chair (also quad chairlift or quad ) ▶noun a chairlift with seats for four people at a time.

Quad Cities

Quad Cities |kwäd ˌkwɑd ˈsɪdiz | an industrial complex of cities on the Mississippi River that includes Davenport and Bettendorf in southeastern Iowa, and Moline and Rock Island in northwestern Illinois. A second Quad Cities complex, in northern Alabama on the Tennessee River, consists of the cities of Florence, Sheffield, Tuscumbia, and Muscle Shoals.

quadragenarian

quad ra ge nar i an |ˌkwädrəjəˈne (ə )rēən ˌkwɑdrəʤəˈnɛriən | ▶noun a person who is from 40 to 49 years old. ORIGIN mid 19th cent.: from late Latin quadragenarius (based on Latin quadraginta ‘forty ’) + -an .

Quadragesima

Quad ra ges i ma |ˌkwädrəˈjesəmə ˌkwɑdrəˈʤɛsəmə |(also Quadragesima Sunday ) ▶noun the first Sunday in Lent. ORIGIN from ecclesiastical Latin, feminine of Latin quadragesimus ‘fortieth, ’ from quadraginta ‘forty ’ (Lent lasting forty days ).

quadragesimal

quad ra ges i mal |ˌkwädrəˈjesəməl ˌkwɑdrəˈʤɛsəməl | ▶adjective [ attrib. ] archaic (of a fast, esp. one in Lent ) lasting forty days. • belonging or appropriate to the period of Lent.

quadraminium

quad ra min i um ▶noun variant spelling of quadrominium.

quadrangle

quad ran gle |ˈkwäˌdraNGgəl ˈkwɑˌdræŋɡəl | ▶noun Geometry a four-sided plane figure, esp. a square or rectangle. • a square or rectangular space or courtyard enclosed by buildings. • the area shown on a standard topographic map sheet of the US Geological Survey. DERIVATIVES quad ran gu lar |kwäˈdraNGgyələr |adjective ORIGIN late Middle English: from Old French, or from late Latin quadrangulum ‘square, ’ neuter of quadrangulus, from Latin ‘four ’ + angulus ‘corner, angle. ’

quadrant

quad rant |ˈkwädrənt ˈkwɑdrənt | ▶noun technical each of four quarters of a circle. • each of four parts of a plane, sphere, space, or body divided by two lines or planes at right angles: the right upper quadrant of the kidney. • historical an instrument used for taking angular measurements of altitude in astronomy and navigation, typically consisting of a graduated quarter circle and a sighting mechanism. • a frame fixed to the head of a ship's rudder, to which the steering mechanism is attached. • a panel with slots through which a lever is moved to orient or otherwise control a mechanism. DERIVATIVES quad ran tal |kwäˈdran (t )l |adjective ORIGIN late Middle English (denoting the astronomical instrument ): from Latin quadrans, quadrant- ‘quarter, ’ from quattuor four.

Quadrantids

Quad ran tids |kwäˈdrantidz kwɑˈdræntɪdz |Astronomy an annual meteor shower with a radiant in the constellation Boötes, reaching a peak about January 3. ORIGIN from Latin Quadrans Muralis ‘the Mural Quadrant, ’ the name of a former constellation.

quadraphonic

quad ra phon ic |ˌkwädrəˈfänik ˌkwɑdrəˈfɑnɪk |(also quadrophonic ) ▶adjective (of sound reproduction ) transmitted through four channels. DERIVATIVES quad ra phon i cal ly |-ik (ə )lē |adverb, quad ra phon ics plural noun, qua draph o ny |kwäˈdräfənē |noun ORIGIN 1960s: from quadri- ‘four ’ + a shortened form of stereophonic .

quadrat

quad rat |ˈkwädrət ˈkwɑdræt | ▶noun Ecology each of a number of a small area of habitat, typically of one square meter, selected at random to act as samples for assessing the local distribution of plants or animals. • a portable frame, typically with an internal grid, used to mark out such an area. ORIGIN early 20th cent.: variant of quadrate .

quadrate

quad rate ▶noun |ˈkwäˌdrāt, -rət ˈkwɑdreɪt ˈkwɑdrət | 1 (also quadrate bone ) Zoology (in the skull of a bird or reptile ) a squarish bone with which the jaw articulates, thought to be homologous with the incus of the middle ear in mammals. 2 Anatomy another term for quadratus. ▶adjective |ˈkwädrət ˈkwɑdrət |roughly square or rectangular. ▶verb |ˈkwädˌrāt ˈkwɑdreɪt | archaic 1 [ with obj. ] make square. 2 conform or cause to conform. ORIGIN late Middle English (as an adjective ): from Latin quadrat- ‘made square, ’ from the verb quadrare, from quattuor ‘four. ’

quadratic

quad rat ic |kwäˈdratik kwɑˈdrædɪk | ▶adjective Mathematics involving the second and no higher power of an unknown quantity or variable: a quadratic equation. ▶noun a quadratic equation. ORIGIN mid 17th cent.: from French quadratique or modern Latin quadraticus, from quadratus ‘made square, ’ past participle of quadrare (see quadrate ).

quadrature

quad ra ture |ˈkwädrəˌCHo͝or, -ˌCHər ˈkwɑdrətʃər | ▶noun 1 Mathematics the process of constructing a square with an area equal to that of a circle, or of another figure bounded by a curve. 2 Astronomy the position of the moon or a planet when it is 90 ° from the sun as viewed from the earth. 3 Electronics a phase difference of 90 ° between two waves of the same frequency, as in the color difference signals of a television screen. ORIGIN mid 16th cent. (as a mathematical term ): from Latin quadratura ‘a square, squaring, ’ from quadrare (see quadrate ).

quadrature amplitude modulation

quad ra ture am pli tude mod u la tion ▶noun Telecommunications a modulation system used in microwave and satellite communication, involving phase and amplitude modulation of a carrier wave.

quadratus

qua dra tus |kwäˈdrātəs kwɑˈdreɪdəs | ▶noun ( pl. quadrati |-ˈdrātˌī | ) Anatomy any of several roughly square or rectangular muscles, e.g., in the abdomen, thigh, and eye socket. ORIGIN mid 18th cent.: from Latin, literally ‘made square. ’

quadrennial

quad ren ni al |kwäˈdrenēəl kwɑˈdrɛniəl | ▶adjective recurring every four years. • lasting for or relating to a period of four years. DERIVATIVES quad ren ni al ly adverb ORIGIN mid 17th cent.: from quadrennium + -al .

quadrennium

quad ren ni um |kwäˈdrenēəm kwɑˈdrɛniəm | ▶noun ( pl. quadrennia |-ˈdrenēə | or quadrenniums ) a specified period of four years. ORIGIN early 19th cent.: from Latin quadriennium, from quadri- ‘four ’ + annus ‘year. ’

quadri-

quadri- |ˈkwɑːdrɪ -| ▶comb. form four; having four: quadriceps | quadriplegia. ORIGIN from Latin quattuor ‘four. ’

quadric

quad ric |ˈkwädrik ˈkwɑdrɪk |Geometry ▶adjective (of a surface or curve ) described by an equation of the second degree. ▶noun a quadric surface or curve. ORIGIN mid 19th cent.: from Latin quadra ‘square ’ + -ic .

quadriceps

quad ri ceps |ˈkwädrəˌseps ˈkwɑdrəˌsɛps | ▶noun ( pl. same ) Anatomy the large muscle at the front of the thigh, which is divided into four distinct portions and acts to extend the leg. ORIGIN mid 16th cent.: from Latin, literally ‘four-headed. ’

quadrilateral

quad ri lat er al |ˌkwädrəˈlatərəl ˌkwɑdrəˈlætrəl | ▶noun a four-sided figure. ▶adjective having four straight sides. ORIGIN mid 17th cent.: from late Latin quadrilaterus (from Latin quadri- ‘four ’ + latus, later- ‘side ’) + -al .

quadrille

quad rille 1 |kwäˈdril, k (w )ə- k (w )əˈdrɪl | ▶noun a square dance performed typically by four couples and containing five figures, each of which is a complete dance in itself. • a piece of music for this dance. • each of four groups of riders taking part in a tournament or carousel, distinguished by a special costume or colors. • a riding display. ORIGIN mid 18th cent.: from French, from Spanish cuadrilla or Italian quadriglia ‘troop, company, ’ from cuadra, quadra ‘square, ’ based on Latin quadrare ‘make square. ’

quadrille

quad rille 2 |k (w )əˈdrɪl kwäˈdril | ▶noun a trick-taking card game for four players using a deck of forty cards (i.e., one lacking eights, nines, and tens ), fashionable in the 18th century. ORIGIN early 18th cent.: from French, perhaps from Spanish cuartillo (from cuarto ‘fourth ’). The change in the first syllable was due to association with quadrille 1 .

quadrille

quad rille 3 |k (w )əˈdrɪl kwäˈdril | ▶noun a ruled grid of small squares, esp. on paper. ORIGIN late 19th cent.: from French quadrillé, from quadrille ‘small square, ’ from Spanish cuadrillo ‘small block. ’

quadrillion

quad ril lion |kwäˈdrilyən kwɑˈdrɪljən | ▶cardinal number ( pl. quadrillions or (with numeral or quantifying word ) same ) a thousand raised to the power of five (10 15 ). • dated, chiefly Brit. a septillion, that is, a thousand raised to the power of eight (10 24 ). DERIVATIVES quad ril lionth |-ˈdrilyənT͟H |ordinal number ORIGIN late 17th cent.: from French, from million, by substitution of the prefix quadri- ‘four ’ for the initial letters.

quadripartite

quad ri par tite |ˌkwädrəˈpärtīt ˌkwɑdrəˈpɑrtaɪt | ▶adjective consisting of four parts. • shared by or involving four parties. ORIGIN late Middle English: from Latin quadripartitus, from quadri- ‘four ’ + partitus ‘divided. ’

quadriplegia

quad ri ple gi a |ˌkwädrəˈplēj (ē )ə ˌkwɑdrəˈpliʤ (i )ə | ▶noun Medicine paralysis of all four limbs; tetraplegia. DERIVATIVES quad ri ple gic |-ˈplējik |adjective & noun ORIGIN 1920s: from quadri- ‘four ’ + a shortened form of paraplegia .

quadriplex

quad ri plex (also quadraplex ) ▶noun a building divided into four self-contained residences. ORIGIN 1970s: from quadri- ‘four, ’ on the pattern of duplex .

quadrivalent

quad ri va lent |ˌkwädrəˈvālənt ˌkwɑdrəˈveɪlənt | ▶adjective Chemistry another term for tetravalent.

quadrivium

quad riv i um |kwäˈdrivēəm kwɑˈdrɪviəm | ▶noun historical a medieval university curriculum involving the “mathematical arts ” of arithmetic, geometry, astronomy, and music. Compare with trivium. ORIGIN Latin, literally ‘the place where four roads meet ’ (in late Latin ‘the four branches of mathematics ’), from quadri- ‘four ’ + via ‘road. ’

quadrominium

quad ro min i um |ˌkwädrəˈminēəm ˌkwɑdrəˈmɪniəm |(also quadraminium ) ▶noun a condominium consisting of four apartments. ORIGIN 1970s: blend of quadri- ‘four ’ and condominium .

quadroon

quad roon |kwäˈdro͞on kwɑˈdrun | ▶noun a person whose parents are a mulatto and a white person and who is therefore one-quarter black by descent. ORIGIN early 18th cent. (earlier as quarteron ): via French from Spanish cuarterón, from cuarto ‘quarter, ’ from Latin quartus; later assimilated to words beginning with quadri- .

quadrophonic

quad ro phon ic |ˌkwädrəˈfänik ˌkwɑdrəˈfɑnɪk | ▶adjective variant spelling of quadraphonic.

quadrumanous

quad ru ma nous |kwäˈdro͞omənəs kwɑˈdrumənəs | ▶adjective Zoology, dated (of primates other than humans ) having all four feet modified as hands (that is, having opposable digits ). ORIGIN late 17th cent.: from modern Latin Quadrumana (former order name, neuter plural of quadrumanus, from quadru- ‘four ’ + Latin manus ‘hand ’) + -ous .

quadruped

quad ru ped |ˈkwädrəˌped ˈkwɑdrəˌpɛd | ▶noun an animal that has four feet, esp. an ungulate mammal. DERIVATIVES quad ru pe dal |ˌkwädrəˈpedl, kwäˈdro͞opədl |adjective ORIGIN mid 17th cent.: from French quadrupède or Latin quadrupes, quadruped-, from quadru- ‘four ’ + pes, ped- ‘foot. ’

quadruple

quad ru ple |kwäˈdro͞opəl kwɑˈdrupəl | ▶adjective [ attrib. ] consisting of four parts or elements: a quadruple murder. • consisting of four times as much or as many as usual: a quadruple vodka. • (of time in music ) having four beats in a bar. ▶verb increase or be increased fourfold: [ no obj. ] : oil prices quadrupled in the 1970s. ▶noun a quadruple thing, number, or amount. DERIVATIVES quad ru ply |-p (ə )lē |adverb ORIGIN late Middle English (as a verb ): via French from Latin quadruplus, from quadru- ‘four ’ + -plus as in duplus (see duple ).

Quadruple Alliance

Quadruple Alliance a union or association between four powers or states, notably that formed in 1813 between Britain, Russia, Austria, and Prussia in order to defeat Napoleon and to maintain the international order established in Europe at the end of the Napoleonic Wars.

quadruplet

quad ru plet |kwäˈdro͞oplit kwɑˈdruplət | ▶noun 1 (usu. quadruplets ) each of four children born at one birth. 2 Music a group of four notes to be performed in the time of three. ORIGIN late 18th cent.: from quadruple, on the pattern of triplet .

quadruplicate

quad ru pli cate ▶adjective |kwäˈdro͞opləkit kwɑˈdrupləkət |consisting of four parts or elements. • of which four copies are made. ▶verb |kwäˈdro͞opləˌkāt kwɑˈdrupləkeɪt | [ with obj. ] multiply (something ) by four. • (usu. as adj. quadruplicated ) make or provide in quadruplicate. PHRASES in quadruplicate in four identical copies. DERIVATIVES quad ru pli ca tion |kwäˌdro͞opləˈkāSHən |noun ORIGIN mid 17th cent.: from Latin quadruplicat- ‘quadrupled, ’ from the verb quadruplicare, from quadruplex, quadruplic- ‘fourfold, ’ from quadru- ‘four ’ + plicare ‘to fold. ’

quadruplicity

quad ru plic i ty |ˌkwädrəˈplisətē ˌkwɑdrəˈplɪsədi | ▶noun the state of being fourfold or of forming a set of four. • Astrology a group of four zodiacal signs of the same quality.

quadrupole

quad ru pole |ˈkwädrəˌpōl ˈkwɑdrəpoʊl | ▶noun Physics a distribution of electric charge or magnetization consisting of four equal monopoles, or two equal dipoles, arranged close together with alternating polarity and operating as a unit. • a device using such an arrangement directed at one point to focus beams of subatomic particles.

quad-speed

quad-speed ▶adjective (of a CD-ROM drive, esp. formerly ) capable of revolving the CD-ROM at a speed of 920 rpm.

Oxford Dictionary

quad

quad |kwɒd | ▶noun 1 informal short for: • a quadrangle. • a quadruplet (child ). • a quadriceps. • a quad bike. • quadraphony. 2 (in telephony ) a group of four insulated conductors twisted together, usually forming two circuits. [abbreviation of quadruplex, a telegraphic device invented by Thomas Edison, by means of which four messages could be sent simultaneously over one wire. ] 3 a radio aerial in the form of a square or rectangle broken in the middle of one side. [abbreviation of quadrilateral . ] 4 informal a traditional four-wheeled roller skate. 5 Printing a small metal block in various sizes, lower than type height, used in letterpress printing for filling up short lines. [abbreviation of the late 17th -cent. printing term quadrat . ] ▶adjective informal quadruple or quadraphonic.

quad bike

quad bike ▶noun a motorcycle with four large tyres, for off-road use.

quad chair

quad chair (also quad chairlift or quad ) ▶noun a chairlift with seats for four people at a time.

Quad Cities

quadplex

quad |plex |ˈkwɒdplɛks | ▶noun another term for quadraplex.

quadragenarian

quadragenarian |ˌkwɒdrədʒɪˈnɛːrɪən | ▶noun a person who is between 40 and 49 years old. ORIGIN mid 19th cent.: from late Latin quadragenarius (based on Latin quadraginta ‘forty ’) + -an .

Quadragesima

Quadragesima |ˌkwɒdrəˈdʒɛsɪmə |(also Quadragesima Sunday ) ▶noun the first Sunday in Lent. ORIGIN from ecclesiastical Latin, feminine of Latin quadragesimus ‘fortieth ’, from quadraginta ‘forty ’ (Lent lasting forty days ).

quadragesimal

quadra |gesi ¦mal |ˌkwɒdrəˈdʒɛsɪm (ə )l | ▶adjective archaic (of a fast, especially one in Lent ) lasting forty days. • belonging or appropriate to the period of Lent.

quadrangle

quad |ran ¦gle |ˈkwɒdraŋg (ə )l | ▶noun 1 Geometry a four-sided plane figure, especially a square or rectangle. 2 a square or rectangular space or courtyard enclosed by buildings. ORIGIN late Middle English: from Old French, or from late Latin quadrangulum ‘square ’, neuter of quadrangulus, from Latin quadri- ‘four ’ + angulus ‘corner, angle ’.

quadrangular

quad |ran ¦gu ¦lar |kwɒdˈraŋgjʊlə | ▶adjective (of an object or architectural structure ) having four sides. • Brit. (of a sporting contest ) involving four teams competing against each other.

quadrant

quad |rant |ˈkwɒdr (ə )nt | ▶noun technical 1 each of four quarters of a circle. • each of four parts of a plane, sphere, space, or body divided by two lines or planes at right angles: the right upper quadrant of the kidney. 2 historical an instrument used for taking angular measurements of altitude in astronomy and navigation, typically consisting of a graduated quarter circle and a sighting mechanism. 3 a frame fixed to the head of a ship's rudder, to which the steering mechanism is attached. • a panel with slots through which a lever is moved to orient or otherwise control a mechanism. DERIVATIVES quadrantal |-ˈdrant (ə )l |adjective ORIGIN late Middle English (denoting the astronomical instrument ): from Latin quadrans, quadrant- ‘quarter ’, from quattuor ‘four ’.

Quadrantids

Quadrantids |kwɒˈdrantɪdz |Astronomy an annual meteor shower with a radiant in the constellation Boötes, reaching a peak about 3 January. ORIGIN from Latin Quadrans Muralis ‘the Mural Quadrant ’, the name of a former constellation.

quadraphonic

quadraphonic |ˌkwɒdrəˈfɒnɪk |(also quadrophonic ) ▶adjective (of sound reproduction ) transmitted through four channels. DERIVATIVES quadraphonically adverb, quadraphonics plural noun, quadraphony |-ˈdrɒf (ə )ni |noun ORIGIN 1960s: from quadri- ‘four ’ + a shortened form of stereophonic .

quadraplex

quadraplex |ˈkwɒdrəplɛks |(also quadriplex ) ▶noun N. Amer. a building divided into four self-contained residences. ORIGIN 1970s: from quadri- ‘four ’, on the pattern of duplex .

quadrat

quadrat |ˈkwɒdrət | ▶noun Ecology each of a number of small areas of habitat, typically of one square metre, selected at random to act as samples for assessing the local distribution of plants or animals. • a portable frame, typically with an internal grid, used to mark out a quadrat. ORIGIN early 20th cent.: variant of quadrate .

quadrate

quad |rate ▶noun |ˈkwɒdrət | 1 (also quadrate bone ) Zoology (in the skull of a bird or reptile ) a squarish bone with which the jaw articulates, thought to be homologous with the incus of the middle ear in mammals. 2 Anatomy another term for quadratus. ▶adjective |ˈkwɒdrət |roughly square or rectangular. ▶verb |kwɒˈdreɪt, ˈkwɒdreɪt | archaic 1 [ with obj. ] make square. 2 [ no obj. ] conform with or correspond to something. ORIGIN late Middle English (as an adjective ): from Latin quadrat- ‘made square ’, from the verb quadrare, from quattuor ‘four ’.

quadratic

quadratic |kwɒˈdratɪk | ▶adjective Mathematics involving the second and no higher power of an unknown quantity or variable: a quadratic equation. ▶noun a quadratic equation. ORIGIN mid 17th cent.: from French quadratique or modern Latin quadraticus, from quadratus ‘made square ’, past participle of quadrare (see quadrate ).

quadrature

quadrature |ˈkwɒdrətʃə | ▶noun [ mass noun ] 1 Mathematics the process of constructing a square with an area equal to that of a circle, or of another figure bounded by a curve. 2 Astronomy the position of the moon or a planet when it is 90 ° from the sun as viewed from the earth. 3 Electronics a phase difference of 90 degrees between two waves of the same frequency, as in the colour difference signals of a television screen. ORIGIN mid 16th cent. (as a mathematical term ): from Latin quadratura ‘a square, squaring ’, from quadrare (see quadrate ).

quadrature amplitude modulation

quad ¦ra |ture amp ¦li |tude modu |la ¦tion ▶noun [ mass noun ] Telecommunications a modulation system used in microwave and satellite communication, involving phase and amplitude modulation of a carrier wave.

quadratus

quadratus |kwɒˈdreɪtəs | ▶noun ( pl. quadrati |-tʌɪ | ) Anatomy any of several roughly square or rectangular muscles, e.g. in the abdomen, thigh, and eye socket. ORIGIN mid 18th cent.: from Latin, literally ‘made square ’.

quadrennial

quadrennial |kwɒˈdrɛnɪəl | ▶adjective recurring every four years. • lasting for or relating to a period of four years. DERIVATIVES quadrennially adverb ORIGIN mid 17th cent.: from quadrennium + -al .

quadrennium

quadrennium |kwɒˈdrɛnɪəm | ▶noun ( pl. quadrennia |-nɪə | or quadrenniums ) a specified period of four years. ORIGIN early 19th cent.: from Latin quadriennium, from quadri- ‘four ’ + annus ‘year ’.

quadri-

quadri- |ˈkwɒdri | ▶combining form four; having four: quadriceps | quadriplegia. ORIGIN from Latin, from quattuor ‘four ’.

quadric

quadric |ˈkwɒdrɪk |Geometry ▶adjective (of a surface or curve ) described by an equation of the second degree. ▶noun a quadric surface or curve. ORIGIN mid 19th cent.: from Latin quadra ‘square ’ + -ic .

quadriceps

quadriceps |ˈkwɒdrɪsɛps | ▶noun ( pl. same ) Anatomy the large muscle at the front of the thigh, which is divided into four distinct portions and acts to extend the leg. ORIGIN mid 16th cent.: from Latin, literally ‘four-headed ’.

quadrilateral

quad ¦ri |lat ¦eral |ˌkwɒdrɪˈlat (ə )r (ə )l | ▶noun a four-sided figure. ▶adjective having four straight sides. ORIGIN mid 17th cent.: from late Latin quadrilaterus (from Latin quadri- ‘four ’ + latus, later- ‘side ’) + -al .

quadrille

quadrille 1 |kwɒˈdrɪl | ▶noun a square dance performed typically by four couples and containing five figures, each of which is a complete dance in itself. • a piece of music for a quadrille. ORIGIN mid 18th cent.: from French from Spanish cuadrilla or Italian quadriglia ‘troop, company ’, from cuadra, quadra ‘square ’, based on Latin quadrare ‘make square ’.

quadrille

quadrille 2 |kwɒˈdrɪl | ▶noun [ mass noun ] a trick-taking card game for four players using a pack of forty cards (i.e. one lacking eights, nines, and tens ), fashionable in the 18th century. ORIGIN early 18th cent.: from French, perhaps from Spanish cuartillo (from cuarto ‘fourth ’). The change in the first syllable was due to association with quadrille 1 .

quadrille

quadrille 3 |kwɒˈdrɪl | ▶noun [ mass noun ] a ruled grid of small squares, especially on paper. ORIGIN late 19th cent.: from French quadrillé, from quadrille ‘small square ’, from Spanish cuadrillo ‘small block ’.

quadrillion

quadrillion |kwɒˈdrɪljən | ▶cardinal number ( pl. quadrillions or (with numeral ) same ) a thousand raised to the power of five (10 15 ). • dated, chiefly Brit. a thousand raised to the power of eight (10 24 ). DERIVATIVES quadrillionth ordinal number ORIGIN late 17th cent.: from French, from million, by substitution of the prefix quadri- ‘four ’ for the initial letters.

quadripartite

quadripartite |ˌkwɒdrɪˈpɑːtʌɪt | ▶adjective consisting of four parts. • shared by or involving four parties. ORIGIN late Middle English: from Latin quadripartitus, from quadri- ‘four ’ + partitus ‘divided ’.

quadriplegia

quadriplegia |ˌkwɒdrɪˈpliːdʒə | ▶noun [ mass noun ] Medicine paralysis of all four limbs; tetraplegia. DERIVATIVES quadriplegic adjective & noun ORIGIN 1920s: from quadri- ‘four ’ + a shortened form of paraplegia .

quadrivalent

quadrivalent |ˌkwɒdrɪˈveɪl (ə )nt | ▶adjective Chemistry another term for tetravalent.

quadrivium

quadrivium |kwɒˈdrɪvɪəm | ▶noun a medieval university course involving the ‘mathematical arts ’ of arithmetic, geometry, astronomy, and music. Compare with trivium. ORIGIN Latin, literally ‘the place where four roads meet ’ (in late Latin ‘the four branches of mathematics ’), from quadri- ‘four ’ + via ‘road ’.

quadrominium

quad ro min i um |ˌkwädrəˈminēəm ˌkwɑdrəˈmɪniəm |(also quadraminium ) ▶noun a condominium consisting of four apartments. ORIGIN 1970s: blend of quadri- ‘four ’ and condominium .

quadroon

quadroon |kwɒˈdruːn | ▶noun dated a person who is one-quarter black by descent. ORIGIN early 18th cent. (earlier as quarteron ): via French from Spanish cuarterón, from cuarto ‘quarter ’, from Latin quartus; later assimilated to words beginning with quadri- .

quadrophonic

quadro |phon ¦ic ▶adjective variant spelling of quadraphonic.

quadrumanous

quadrumanous |kwɒˈdruːmənəs, ˌkwɒdrʊˈmɑːnəs | ▶adjective Zoology, dated (of primates other than humans ) having all four feet modified as hands, i.e. having opposable digits. ORIGIN late 17th cent.: from modern Latin Quadrumana (former order name, neuter plural of quadrumanus, from quadru- ‘four ’ + Latin manus ‘hand ’) + -ous .

quadruped

quadruped |ˈkwɒdrʊpɛd | ▶noun an animal which has four feet, especially an ungulate mammal. DERIVATIVES quadrupedal |-ˈpiːd (ə )l, -ˈruːpɪd (ə )l |adjective, quadrupedalism noun ORIGIN mid 17th cent.: from French quadrupède or Latin quadrupes, quadruped-, from quadru- ‘four ’ + pes, ped- ‘foot ’.

quadruple

quadruple |ˈkwɒdrʊp (ə )l, kwɒˈdruːp (ə )l | ▶adjective [ attrib. ] consisting of four parts or elements: a quadruple murder. • consisting of four times as much or as many as usual: a quadruple vodka. • (of time in music ) having four beats in a bar. ▶verb increase or be increased fourfold: [ no obj. ] : oil prices quadrupled in the 1970s. ▶noun a quadruple number or amount. DERIVATIVES quadruplicity |-ˈplɪsɪti |noun, quadruply adverb ORIGIN late Middle English (as a verb ): via French from Latin quadruplus, from quadru- ‘four ’ + -plus as in duplus (see duple ).

Quadruple Alliance

quadruplet

quadruplet |ˈkwɒdrʊplɪt, kwɒˈdruːplɪt | ▶noun 1 (usu. quadruplets ) each of four children born at one birth. 2 Music a group of four notes to be performed in the time of three. ORIGIN late 18th cent.: from quadruple, on the pattern of triplet .

quadruplicate

quad |ru ¦pli |cate ▶adjective |kwɒˈdruːplɪkət |consisting of four parts or elements. • of which four copies are made. ▶verb |kwɒˈdruːplɪkeɪt | [ with obj. ] multiply (something ) by four. • (usu. as adj. quadruplicated ) make or provide in quadruplicate. PHRASES in quadruplicate in four identical copies. DERIVATIVES quadruplication |-ˈkeɪʃ (ə )n |noun ORIGIN mid 17th cent.: from Latin quadruplicat- ‘quadrupled ’, from the verb quadruplicare, from quadruplex, quadruplic- ‘fourfold ’, from quadru- ‘four ’ + plicare ‘to fold ’.

quadrupole

quadrupole |ˈkwɒdrʊpəʊl | ▶noun Physics a distribution of electric charge or magnetization consisting of four equal monopoles, or two equal dipoles, arranged close together with alternating polarity and operating as a unit. • a device using a quadrupole arrangement directed at one point to focus beams of subatomic particles.

quad-speed

quad-speed ▶adjective (of a CD-ROM drive, esp. formerly ) capable of revolving the CD-ROM at a speed of 920 rpm.

American Oxford Thesaurus

quadrangle

quadrangle noun meet me in the quadrangle after your Latin class: courtyard, quad, court, cloister, precinct; square, plaza, piazza.

Oxford Thesaurus

quadrangle

quadrangle noun courtyard, quad, court, cloister, precinct, square, plaza, piazza, enclosure, close.

Duden Dictionary

Quad

Quad Substantiv, Neutrum , das |kvɔt |das Quad; Genitiv: des Quad [s ], Plural: die Quads englisch quad (bike ), gekürzt aus: quadruplet = Vierling, zu lateinisch quadr- (in Zusammensetzungen ) = vier, zu: quattuor = vier motorradähnliches Fahrzeug mit vier Rädern

Quaddel

Quad del Substantiv, feminin , die |Qu a ddel |aus dem Niederdeutschen, mit althochdeutsch quedilla zu einer ursprünglichen Bedeutung »Anschwellung, Wulst «juckende Anschwellung der Haut

Quade

Qua de Substantiv, maskulin , der |Qu a de |der Quade; Genitiv: des Quaden, Plural: die Quaden Angehöriger eines westgermanischen Volkes

Quader

Qua der Substantiv, maskulin oder Substantiv, feminin , der oder die |Qu a der |der Quader; Genitiv: des Quaders, Plural: die Quader, seltener: die Quader; Genitiv: der Quader, Plural: die Quadern, österreichisch: der Quader; Genitiv: des Quaders, Plural: die Quadern mittelhochdeutsch quāder (stein ) < mittellateinisch quadrus (lapis ), zu lateinisch quadrus, quadrieren a behauener Steinblock von der Form eines Quaders b ein aus Quadern erbauter Tempel b Geometrie von sechs Rechtecken begrenzter Körper der Rauminhalt des Quaders

Quaderbau

Qua der bau Substantiv, maskulin , der |Qu a derbau |der Quaderbau < Plural: -ten > aus Quadern a errichtetes Gebäude

quaderförmig

qua der för mig Adjektiv |qu a derförmig |die Form eines Quaders aufweisend ein quaderförmiger Klotz

Quaderstein

Qua der stein Substantiv, maskulin , der |Qu a derstein | Quader a

Quadragese

Qua d ra ge se , Qua dra ge se Substantiv, feminin katholische Kirche , die Quadragesima |Quadrag e se |die Quadragese; Genitiv: der Quadragese mittellateinisch quadragesima, eigentlich = der vierzigste (Tag vor Ostern ) Fastenzeit b

Quadragesima

Qua d ra ge si ma , Qua dra ge si ma Substantiv, feminin katholische Kirche , die Quadragese |Quadrag e sima |mittellateinisch quadragesima, eigentlich = der vierzigste (Tag vor Ostern ) Fastenzeit b

Quadral

Qua d ral, Qua dral Substantiv, maskulin Sprachwissenschaft , der |Quadr a l |der Quadral; Genitiv: des Quadrals, Plural: die Quadrale lateinisch-neulateinisch eigener Numerus 3 für vier Dinge oder Wesen

Quadrangel

Qua d ran gel , Qua dran gel Substantiv, Neutrum , das |Quadr a ngel |lateinisch Viereck

Quadrant

Qua d rant , Qua drant Substantiv, maskulin , der |Quadr a nt |der Quadrant; Genitiv: des Quadranten, Plural: die Quadranten lateinisch quadrans (Genitiv: quadrantis ) = der vierte Teil, substantiviertes 1. Partizip von: quadrare, quadrieren 1 a Geometrie, Geografie, Astronomie Viertel eines Kreises, besonders eines Meridians oder des Äquators b Mathematik Viertel einer Kreisfläche c Mathematik eines der vier Viertel, in die die Ebene eines ebenen rechtwinkligen Koordinatensystems durch das Achsenkreuz aufgeteilt ist der Punkt P (5, 3 ) liegt im ersten Quadranten 2 Astronomie, Seewesen (heute nicht mehr gebräuchliches ) Instrument zur Bestimmung der Höhe 4b von Gestirnen

Quadrat

Qua d rat , Qua drat Substantiv, Neutrum , das |Quadr a t österreichisch auch …ˈdrat |das Quadrat; Genitiv: des Quadrat [e ]s, Plural: die Quadrate und Quadraten lateinisch quadratum, substantiviertes 2. Partizip von: quadrare, quadrieren 1 Plural: Quadrate Rechteck mit vier gleich langen Seiten die Grundfläche des Turms ist ein Quadrat | das Zimmer ist 6 m im Quadrat (ist quadratisch und hat 6 m lange Seiten )magisches Quadrat Mathematik in gleich vielen und gleich langen Zeilen und Spalten stehende Zahlen, die so angeordnet sind, dass die Summen aller Zeilen und Spalten sowie der Zahlenreihen, die die Diagonalen bilden, gleich sind; Hexeneinmaleins ; in gleich vielen und gleich langen Zeilen und Spalten stehende einzelne Buchstaben, die, z. B. als Lösung einer Denksportaufgabe, so angeordnet sind, dass sich in den Zeilen Wörter ergeben, die gleichzeitig auch, und zwar in derselben Aufeinanderfolge, in den Spalten entstehen 2 Plural: Quadrate Mathematik zweite Potenz einer Zahl ² drei im /zum Quadrat (drei hoch zwei ) | eine Zahl ins Quadrat erheben mit sich selbst multiplizieren im /zum Quadrat umgangssprachlich in besonders gesteigerter, ausgeprägter Form das war Pech im Quadrat 3 Plural: Quadrate Astrologie 90 ° Winkelabstand zwischen Planeten 4 Plural: Quadraten Druckwesen rechteckiges, nicht druckendes Stück Blei, das zum Auffüllen von Zeilen beim Schriftsatz verwendet wird; Geviert 2

Quadrata

Qua d ra ta , Qua dra ta Substantiv, feminin , die |Quadr a ta |die Quadrata; Genitiv: der Quadrata die Buchschriftform der Kapitalis

Quadratdezimeter

Qua d rat de zi me ter , Qua drat de zi me ter Substantiv, maskulin oder Substantiv, Neutrum , der oder das |Quadr a tdezimeter österreichisch auch …ˈdrat …|der oder das Quadratdezimeter der Fläche eines Quadrats mit der Seitenlänge 1 dm entsprechende Maßeinheit der Fläche dm ², früher auch qdm

quadräteln

qua d rä teln, qua drä teln schwaches Verb |quadr ä teln |mit Geviertstücken würfeln [Würfelspiel der Buchdrucker und Setzer ]

Quadratenkasten

Qua d ra ten kas ten , Qua dra ten kas ten Substantiv, maskulin Druckwesen , der |Quadr a tenkasten |

Quadratfuß

Qua d rat fuß Substantiv, maskulin , der |Quadr a tfuß |der Quadratfuß < Plural: -> der Fläche eines Quadrats 1 mit der Seitenlänge 1 Fuß 4 entsprechende Maßeinheit der Fläche

quadratisch

qua d ra tisch , qua dra tisch Adjektiv |quadr a tisch österreichisch auch …ˈdrat …|a die Form eines Quadrats 1 aufweisend eine quadratische Fläche | das Zimmer ist [ungefähr, genau, fast ] quadratisch b Mathematik ins Quadrat 2 erhoben x ² ist das quadratische Glied der Gleichung | eine quadratische Gleichung (Gleichung, die die Variable in zweiter – und keiner höheren – Potenz enthält; Gleichung zweiten Grades )

Quadratkilometer

Qua d rat ki lo me ter , Qua drat ki lo me ter Substantiv, maskulin , der |Quadr a tkilometer österreichisch auch …ˈdrat …|der Fläche eines Quadrats mit der Seitenlänge 1 km entsprechende Maßeinheit der Fläche km ², früher auch: qkm

Quadratlatschen

Qua d rat lat schen , Qua drat lat schen Pluralwort umgangssprachlich scherzhaft , die |Quadr a tlatschen österreichisch auch …ˈdrat …|Pluraletantum 1 [auffallend große ] Schuhe 2 [große, breite ] in Schuhen steckende Füße

Quadratmeile

Qua d rat mei le , Qua drat mei le Substantiv, feminin , die |Quadr a tmeile österreichisch auch …ˈdrat …|der Fläche eines Quadrats mit der Seitenlänge 1 Meile entsprechende Maßeinheit der Fläche

Quadratmeter

Qua d rat me ter , Qua drat me ter Substantiv, maskulin oder Substantiv, Neutrum , der oder das |Quadr a tmeter österreichisch auch …ˈdrat …|der oder das Quadratmeter m ², früher auch: qm das Haus hat 180 Quadratmeter Wohnfläche

Quadratmeterpreis

Qua d rat me ter preis , Qua drat me ter preis Substantiv, maskulin Kaufmannssprache , der |Quadr a tmeterpreis österreichisch auch …ˈdrat …|Preis pro Quadratmeter die Quadratmeterpreise für Bauland | bei einem Quadratmeterpreis von 15 Euro wären das monatlich 1 500 Euro Miete | wir reinigen Ihre Teppiche zu einem Quadratmeterpreis von 20 Euro

Quadratmillimeter

Qua d rat mil li me ter , Qua drat mil li me ter Substantiv, maskulin oder Substantiv, Neutrum , der oder das |Quadr a tmillimeter österreichisch auch …ˈdrat …|der oder das Quadratmillimeter der Fläche eines Quadrats mit der Seitenlänge 1 mm entsprechende Maßeinheit der Fläche mm ², früher auch: qmm

Quadratnote

Qua d rat no te , Qua drat no te Substantiv, feminin , die |Quadr a tnote |die Quadratnote; Genitiv: der Quadratnote, Plural: die Quadratnoten Nota quadrata

Quadratschädel

Qua d rat schä del , Qua drat schä del Substantiv, maskulin umgangssprachlich , der |Quadr a tschädel österreichisch auch …ˈdrat …|a breiter, eckiger Kopf b abwertend starrsinniger, dickköpfiger Mensch

Quadratur

Qua d ra tur , Qua dra tur Substantiv, feminin , die |Quadrat u r |die Quadratur; Genitiv: der Quadratur, Plural: die Quadraturen spätlateinisch quadratura 1 a Mathematik Umwandlung einer ebenen geometrischen Figur in ein Quadrat des gleichen Flächeninhalts durch geometrische Konstruktion die Quadratur des Kreises /Zirkels bildungssprachlich etwas Unmögliches, eine unlösbare Aufgabe nach der nicht lösbaren Aufgabe, mit Zirkel und Lineal ein zu einem gegebenen Kreis flächengleiches Quadrat zu konstruieren b Mathematik Bestimmung des Flächeninhalts einer ebenen geometrischen Figur arithmetische Quadratur (rechnerische Bestimmung eines Flächeninhalts )2 Stellung eines Planeten oder des Mondes, bei der der Winkel zwischen ihm und der Sonne von der Erde aus gesehen 90 ° beträgt der Mond steht in [östlicher, westlicher ] Quadratur [zur Sonne ]

Quadraturmalerei

Qua d ra tur ma le rei , Qua dra tur ma le rei Substantiv, feminin , die |Quadrat u rmalerei |lateinisch ; deutsch 1 ohne Plural perspektivische Ausmalung von Innenräumen mit dem Zweck, die Größenverhältnisse optisch zu verändern 2 Beispiel für die perspektivische Ausmalung von Innenräumen

Quadratwurzel

Qua d rat wur zel, Qua drat wur zel Substantiv, feminin Mathematik , die |Quadr a twurzel |zweite Wurzel aus einer Zahl √ die Quadratwurzel aus neun ist drei

Quadratzahl

Qua d rat zahl , Qua drat zahl Substantiv, feminin Mathematik , die |Quadr a tzahl |natürliche Zahl, die gleich dem Quadrat 1c einer anderen natürlichen Zahl ist 1, 4, 9, 16 sind Quadratzahlen

Quadratzentimeter

Qua d rat zen ti me ter , Qua drat zen ti me ter Substantiv, maskulin oder Substantiv, Neutrum , der oder das |Quadr a tzentimeter |der oder das Quadratzentimeter der Fläche eines Quadrats mit der Seitenlänge 1 cm entsprechende Maßeinheit der Fläche cm 2

Quadriennale

Qua d ri en na le , Qua dri en na le Substantiv, feminin , die |Quadrienn a le |lateinisch-italienisch alle vier Jahre stattfindende Ausstellung oder repräsentative Vorführung auf dem Gebiet der bildenden Kunst und des Films

quadrieren

qua d rie ren , qua drie ren schwaches Verb |quadr ie ren |schwaches Verb; Perfektbildung mit »hat « lateinisch quadrare = viereckig machen, zu: quadrus = viereckig, zu: quattuor = vier 1 Mathematik mit sich selbst multiplizieren, ins Quadrat 1c erheben eine Zahl quadrieren 2 besonders Kunstwissenschaft (eine Fläche ) mit einem Gitter von Linien in Quadrate aufteilen [um so die Vorlage für ein Bild o. Ä. möglichst genau und maßstabgetreu auf eine zu bemalende Fläche übertragen zu können ] eine Wand für ein Fresko quadrieren

Quadrierung

Qua d rie rung , Qua drie rung Substantiv, feminin Baukunst , die |Quadr ie rung |die Quadrierung; Genitiv: der Quadrierung, Plural: die Quadrierungen Nachahmung von Quadersteinen durch Aufmalung von Scheinfugen auf den Putz

Quadriga

Qua d ri ga , Qua dri ga Substantiv, feminin , die |Quadr i ga |die Quadriga; Genitiv: der Quadriga, Plural: die Quadrigen lateinisch quadriga, zu: quattuor (in Zusammensetzungen häufig: quadri- ) = vier und iugum = Joch (in der Antike ) offener, zweirädriger Wagen mit vier nebeneinandergespannten Pferden und einem stehenden Lenker

Quadrille

Qua d ril le , Qua dril le Substantiv, feminin , die |kvaˈdrɪljə seltener ka …österreichisch kaˈdrɪl |die Quadrille; Genitiv: der Quadrille, Plural: die Quadrillen französisch quadrille < spanisch cuadrilla, eigentlich = Gruppe von vier Reitern, zu: cuadro = Viereck, zu lateinisch quadrus = viereckig a von je vier Paaren im Karree getanzter Contretanz (im ³⁄₈- oder ²⁄₄-Takt )b Musikstück, das sich als Tanzmusik für die Quadrille a eignet

Quadrillé

Qua d ril lé, Qua dril lé Substantiv, maskulin , der |kadriˈjeː |der Quadrillé; Genitiv: des Quadrillé kariertes Seidengewebe

Quadrilliarde

Qua d ril li ar de , Qua dril li ar de Substantiv, feminin , die |Quadrilli a rde |die Quadrilliarde; Genitiv: der Quadrilliarde, Plural: die Quadrilliarden zu lateinisch quattuor (in Zusammensetzungen häufig: quadri- ) = vier und Milliarde tausend Quadrillionen geschrieben: 10 27, eine Eins mit 27 Nullen

Quadrillion

Qua d ril li on , Qua dril li on Substantiv, feminin , die |Quadrilli o n |französisch quadrillion, zu lateinisch quattuor (in Zusammensetzungen häufig: quadri- ) = vier und französisch million = Million (1 Quadrillion ist die 4. Potenz einer Million )tausend Trilliarden geschrieben: 10 24, eine Eins mit 24 Nullen

Quadrinom

Qua d ri nom , Qua dri nom Substantiv, Neutrum Mathematik , das |Quadrin o m |lateinisch ; griechisch Summe aus vier Gliedern

Quadrireme

Qua d ri re me , Qua dri re me Substantiv, feminin , die |Quadrir e me |lateinisch quadriremis, zu: remus = Ruder (in der Antike ) Kriegsschiff mit vier übereinanderliegenden Ruderbänken

Quadrivium

Qua d ri vi um , Qua dri vi um Substantiv, Neutrum , das |Quadr i vium |spätlateinisch quadrivium, eigentlich = Ort, wo vier Wege zusammenstoßen, Kreuzweg, zu: via = Weg Teilbereich der Artes liberales mit den Disziplinen Arithmetik, Geometrie, Astronomie, Musik

Quadrizeps

Qua d ri zeps, Qua dri zeps Substantiv, maskulin Anatomie , der |Qu a drizeps |der Quadrizeps; Genitiv: des Quadrizepses, Plural: die Quadrizepse zu lateinisch quadriceps = vierköpfig (nach dem vierfachen Ansatz am großen Rollhügel ), zu: quadri- (in Zusammensetzungen ) = vier und caput = Kopf vierköpfiger Muskel, der an der Vorderseite des Oberschenkels liegt und im Kniegelenk die Streckung des Unterschenkels bewirkt

Quadro

Qua d ro , Qua dro Substantiv, Neutrum , das |Qu a dro auch ˈkva …|das Quadro; Genitiv: des Quadros Kurzwort für: Quadrofonie

quadrofon

qua d ro fon , qua d ro phon , qua dro fon qua dro phon Adjektiv Akustik, Rundfunktechnik quadrophon |quadrof o n quadroph o n |zu lateinisch quattuor (in Zusammensetzung häufig: quadri- ) = vier und -fon ; wohl gebildet nach mono-, stereofon (in Bezug auf die Übertragung von Musik, Sprache o. Ä.) über vier Kanäle erfolgend, wodurch bei der Wiedergabe ein Raumklang erzielt wird eine quadrofone Aufnahme | etwas quadrofon wiedergeben

Quadrofonie

Qua d ro fo nie , Qua d ro pho nie , Qua dro fo nie Qua dro pho nie Substantiv, feminin Akustik, Rundfunktechnik , die Quadrophonie |Quadrofon ie Quadrophon ie |die Quadrofonie; Genitiv: der Quadrofonie die Quadrophonie; Genitiv: der Quadrophonie quadrofone Schallübertragung Kurzform: Quadro

quadrofonisch

qua d ro fo nisch, qua d ro pho nisch, qua dro fo nisch qua dro pho nisch Adjektiv quadrophonisch |quadrof o nisch quadroph o nisch |die Quadrofonie betreffend; vgl. binaural 2

Quadronal

Qua d ro nal, Qua dro nal Substantiv, Neutrum , das ® |Quadron a l |das Quadronal; Genitiv: des Quadronals Kunstwort schmerzlinderndes Mittel

Quadrosound

Qua d ro sound , Qua dro sound Substantiv, maskulin , der |Qu a drosound |englisch-amerikanisch quadrosound, zu Sound durch Quadrofonie erzielter Raumklang

Quadrupel

Qua d ru pel, Qua dru pel Substantiv, Neutrum Mathematik , das |Quadr u pel |französisch quadruple < lateinisch quadruplum = Vierfaches Gesamtheit von vier zusammengehörenden Zahlen

Quadrupel

Qua d ru pel, Qua dru pel Substantiv, maskulin , der |Quadr u pel |spanisch frühere spanische Goldmünze

Quadrupelallianz

Qua d ru pel al li anz, Qua dru pel al li anz Substantiv, feminin , die |Quadr u pelallianz |lateinisch ; lateinisch-französisch Bündnis von vier Staaten

Quadrupelfuge

Qua d ru pel fu ge , Qua dru pel fu ge Substantiv, feminin Musik , die |Quadr u pelfuge |die Quadrupelfuge; Genitiv: der Quadrupelfuge, Plural: die Quadrupelfugen Fuge mit vier verschiedenen Themen 2

Quadrupol

Qua d ru pol , Qua dru pol Substantiv, maskulin , der |Qu a drupol |der Quadrupol; Genitiv: des Quadrupols, Plural: die Quadrupole lateinisch-neulateinisch Anordnung von zwei elektrischen Dipolen oder zwei Magnetspulen

French Dictionary

quad

quad n. m. (pl. quads ) Véhicule tout-terrain motorisé muni de quatre roues, d ’un guidon et d ’une selle. SYNONYME motoquad . Prononciation Les lettres qua se prononcent koua

quadr(i)-

quadr (i )- préf. préfixe Élément du latin signifiant « quatre ». Note Technique Les mots composés avec le préfixe quadr (i )- s ’écrivent sans trait d ’union. Quadrimoteur.

quadra

quadra adj. inv. et n. m. et f. (pl. quadras ) nom masculin et féminin familier Quadragénaire. : Ces demoiselles font la chasse aux quadras fortunés. adjectif invariable : Des allures quadra.

quadragénaire

quadragénaire adj. et n. m. et f. adjectif et nom masculin et féminin Dont l ’âge est compris entre quarante et quarante-neuf ans. Note Technique Ce mot s ’abrège familièrement en quadra. Prononciation La première syllabe se prononce généralement ka, parfois koua, [kadraʒenɛr, kwadraʒenɛr ]

quadrant

quadrant n. m. nom masculin mathématiques Quart de circonférence du cercle. Prononciation La première syllabe se prononce généralement ka, parfois koua, [kadrɑ̃, kwadrɑ̃ ] Note Orthographique quadran t.

quadratique

quadratique adj. adjectif mathématiques Qui est élevé au carré. Prononciation La première syllabe se prononce ka ou koua, [kadratik, kwadratik ]

quadrature

quadrature n. f. nom féminin géométrie Construction d ’un carré. LOCUTION Quadrature du cercle. figuré Problème insoluble. Prononciation La première syllabe se prononce ka ou koua, [kadratyr, kwadratyr ]

quadrichromie

quadrichromie n. f. imprimerie Technique d ’impression en quatre couleurs (cyan, magenta, jaune et noir ). Prononciation La première syllabe se prononce ka ou koua

quadriennal

quadriennal , ale , aux adj. adjectif 1 Qui dure quatre ans. : Un programme quadriennal. 2 Qui a lieu tous les quatre ans. : Les Jeux olympiques sont quadriennaux. Prononciation La première syllabe se prononce ka ou koua, [kadrijenal, kwadrijenal ] Note Orthographique quadrie nn al.

quadrilatère

quadrilatère n. m. nom masculin 1 mathématiques Polygone qui a quatre côtés. : Le carré, le rectangle, le losange sont des quadrilatères. 2 Terrain qui a quatre côtés rectilignes. : Un quadrilatère du centre-ville. Prononciation La première syllabe se prononce ka ou koua, [kadrilatɛr, kwadrilatɛr ] Note Orthographique quadrilat è re.

quadrillage

quadrillage n. m. nom masculin 1 Ensemble des lignes qui divisent une surface en carrés. : Un papier au quadrillage très fin. 2 Opération consistant à diviser un territoire en secteurs afin d ’en assurer le contrôle, la surveillance, etc. : Les policiers ont procédé au quadrillage du boisé où les jeunes avaient établi leur tente. Prononciation La première syllabe se prononce ka, [kadrijaʒ ]

quadrille

quadrille n. m. nom masculin Danse exécutée par quatre couples de danseurs. Prononciation La première syllabe se prononce ka, [kadrij ]

quadriller

quadriller v. tr. verbe transitif 1 Diviser en carrés. : Quadriller du papier. Des feuilles quadrillées. 2 Diviser un territoire en secteurs afin d ’en faciliter le contrôle, la surveillance, etc. : Les policiers à la recherche des fuyards ont quadrillé le centre-ville. aimer Conjugaison Les lettres ill sont suivies d'un i à la première et à la deuxième personne du pluriel de l'indicatif imparfait et du subjonctif présent. (Que ) nous quadrillions, (que ) vous quadrilliez.Prononciation La première syllabe se prononce ka, [kadrije ]

quadrimoteur

quadrimoteur adj. et n. m. adjectif et nom masculin et masculin Avion qui possède quatre moteurs. Prononciation La première syllabe se prononce ka ou koua, [kadrimɔtœr, kwadrimɔtœr ]

quadripartite

quadripartite ou quadriparti , ie adj. adjectif Qui réunit des délégués de quatre partis, de quatre pays, etc. : Un comité quadripartite. Note Technique La forme quadripartite est la plus usitée. Prononciation La première syllabe se prononce koua, [kwadripartit, kwadriparti ]

quadriphonie

quadriphonie n. f. nom féminin Technique de la reproduction sonore utilisant quatre sources. Prononciation La première syllabe se prononce koua, [kwadrifɔni ]

quadriphonique

quadriphonique adj. adjectif De la quadriphonie. : Un enregistrement quadriphonique. Prononciation La première syllabe se prononce koua, [kwadrifɔnik ]

quadriplégie

quadriplégie n. f. nom féminin médecine Paralysie des quatre membres. SYNONYME tétraplégie . Prononciation La première syllabe se prononce koua, [kwadripleʒi ]

quadriréacteur

quadriréacteur adj. et n. m. nom masculin Avion qui possède quatre réacteurs. : La société aérienne a fait l ’acquisition de deux quadriréacteurs. Un moyen-courrier quadriréacteur. Prononciation La première syllabe se prononce généralement ka, parfois koua, [kadrireaktœr, kwadrireaktœr ]

quadrupède

quadrupède adj. et n. m. adjectif et nom masculin Animal qui a quatre pattes ou quatre pieds. : Le cheval est un quadrupède. Note Technique Le mot quadrupède ne se dit que des mammifères, tandis que le mot tétrapode se dit de tous les animaux à quatre pattes. Prononciation La première syllabe se prononce généralement ka, parfois koua, [kadrypɛd, kwadrypɛd ]

quadruple

quadruple adj. et n. m. adjectif Qui vaut quatre fois une quantité. : Un quadruple rang d ’élèves. Une quadruple portion de chocolat. nom masculin Quantité qui vaut quatre fois une quantité déterminée. : Douze est le quadruple de trois. Prononciation La première syllabe se prononce généralement ka, parfois koua, [kadrypl, kwadrypl ]

quadrupler

quadrupler v. tr. , intr. verbe transitif Multiplier par quatre. : Quadrupler un nombre. verbe intransitif Devenir quatre fois aussi grand. : Ses investissements ont quadruplé. aimer Prononciation La première syllabe se prononce généralement ka, parfois koua, [kadryple, kwadryple ]

quadruplés

quadruplés , ées n. m. et f. pl. nom masculin pluriel et féminin Se dit de quatre enfants nés d ’une même grossesse. Prononciation La première syllabe se prononce généralement ka, parfois koua, [kadryple, kwadryple ]

Spanish Dictionary

quad

quad nombre masculino Esp Motocicleta todoterreno de cuatro ruedas con tracción total :este fin de semana vamos a la montaña y tenemos planeado hacer una ruta en quad .SINÓNIMO cuatriciclo, cuatrimoto .ETIMOLOGÍA Préstamo del inglés quad .

quado, -da

quado, -da cuado .

quadrívium

quadrívium nombre masculino Cuadrivio .

Sanseido Dictionary

Quad-VGA

Quad-VGA クアッドブイジーエー〖 Quad Video Graphics Array 〗コンピューターのディスプレー装置で，横 1280 ×縦 960 ドットの解像度のこと。VGA （横 640 ×縦 480 ドット）の 4 倍の画素数をもつ。

Sanseido Wisdom Dictionary

quad

quad /kwɑd |kwɔd /名詞｟くだけて｠1 〖通例～s 〗＝quadruplets .2 〖通例the ～〗＝quadrangle .3 〖～s 〗＝quadriceps .～́ b ì ke (大型タイヤの )4輪バイク .

quadr-

quadr- /kwɑdr |kwɔdr /複合要素〖母音の前で〗＝quadri- .

Quadragesima

Quad ra ges i ma /kwɑ̀drədʒésɪmə |kwɔ̀d -/〖＜ラテン〗名詞〘キリスト教〙四旬節 (Lent )の第1日曜日 (Quadragesima Sunday ).

quadrangle

quad ran gle /kwɑ́dræ̀ŋɡ (ə )l |kwɔ́d -/〖quad (四つの )angle (角 )〗名詞 C 1 ｟かたく｠(四方を校舎で囲まれた )中庭 (｟くだけて｠quad ).2 〘数〙四角形, 四辺形 .

quadrangular

quad ran gu lar /kwɑdrǽŋɡjələ r |kwɔdrǽŋɡjʊlə /形容詞四角形の, 四辺形の .

quadrant

quad rant /kwɑ́dr (ə )nt |kwɔ́d -/名詞 C 1 〘数〙四分円, 四分円弧 .2 〘天〙象限儀（しようげんぎ）〘円周の4分の1の目盛り盤を主体とする扇形の天体高度観測器; 四分儀〙.

quadraphonic

quad ra phon ic /kwɑ̀drəfɑ́nɪk |kwɔ̀drəfɔ́n -/形容詞〈録音再生が〉4チャンネル方式の〘4方向からの音を同時に記録し, 4つのスピーカーで再生する方式〙.

quadratic

quad rat ic /kwɑdrǽtɪk |kwɔd -/形容詞 1 〘数〙二次の .2 四角 [正方形 ]の .名詞 C 〘数〙二次方程式 (quadratic equation ).

quadri-

quad ri- /kwɑ́drə |kwɔ́d -/複合要素 4 ; 四角, 方形 .

quadriceps

quad ri ceps /kwɑ́drɪsèps |kwɔ́d -/名詞 C 〘解剖〙〖複数扱い〗(大腿（だいたい）)四頭筋 .

quadrilateral

qu à dri l á teral 名詞 C 形容詞四辺形 (の ).

quadrille

qua drille /kwɑːdrɪ́l |kwə -/名詞 1 C カドリール〘4組の男女が踊るスクエアダンス〙; カドリールの曲 .2 U カドリール〘18世紀に流行した4人用のトランプゲーム〙.

quadrillion

quad ril lion /kwɑdrɪ́ljən |kwɔd -/名詞複～, ～s C 形容詞千兆 (10 15 )(の ); ｟英古｠10 24 (の ).

quadriplegic

quad ri ple gic /kwɑ̀drəplíːdʒɪk |kwɔ̀drɪ -/形容詞名詞 C (脊椎（せきつい）の損傷による )四肢麻痺（まひ）の (人 ).qu à d ri pl é gia 名詞 U 四肢麻痺 .

quadrophonic

quad ro phon ic /kwɑ̀drəfɑ́nɪk |kwɔ̀drəfɔ́n -/形容詞＝quadraphonic .

quadruped

quad ru ped /kwɑ́drəpèd |kwɔ́drupèd /名詞 C 〘動〙四足動物〘特に有蹄（てい）動物; →biped 〙.

quadruple

quad ru ple /kwɑdrúːp (ə )l, kwɑ́drə -|kwɔ́drʊp (ə )l /動詞他動詞自動詞 (…を [が ])4倍にする [なる ].形容詞〖名詞の前で〗4倍の, 4回の, 4つの部分 [集団 ]から成る, 4重の ; 〘楽〙4拍子の .名詞 C 4倍 .副詞 4倍に .～́ t ì me 〘楽〙4拍子 .

quadruplet

quad ru plet /kwɑdrúːplət, kwɑ́drə -|kwɔ́drʊ -/名詞 C 1 〖通例～s 〗4つ子 ; 4つ子の1人 (｟くだけて｠quad ).2 〘楽〙4連音符 .3 4つひと組, 4集団 .

quadruplicate

quad ru pli cate /kwɑdrúːplɪkət |kwɔd -/形容詞 4倍の ; 4通作成した ; (同一物の一組の内の )4番目の .名詞 C 4つ組 [4通 ]中の1つ ; 〖～s 〗(同じ写しなどの )4通 ▸ in quadruplicate 4通複写して動詞 /-kèɪt /他動詞 …を4倍 [種 ]にする ; …を4通作成する .