English-Thai Dictionary
root
ADJ รากฐาน แก่นแท้ ต้นตอ สาเหตุ cause basic essence rak-tan
root
N ราก ราก พืช ราก ใต้ดิน rhizome tuber stem rak
root
N ราก ฟัน รากผม rak-fan
root
N รากศัพท์ เค้า ศัพท์ etymon base rak-sad
root
N รากเหง้า ต้นกำเนิด บรรพบุรุษ ancestor progenitor rak-tan
root
N ราก ในค ณิตศาสตร์ กรณ ฑ์ rak-nai-ka-nid-ta-sad
root
VI คุ้ย ดิน ด้วย จมูก ขุดคุ้ย burrow dig kui-din-duai-ja-muek
root
VI มี กำเนิด จาก มี พื้นฐาน จาก be based me-kam-noed-jak
root
VI ส่งเสียง เชียร์ ปลุกใจ สนับสนุน applaud cheer support song-sing-chi
root
VI หยั่งราก งอ กราก grow roots yang-rak
root
VT คุ้ย ดิน ด้วย จมูก ขุดคุ้ย burrow dig kui-din-duai-ja-muek
root
VT หยั่งราก งอ กราก grow roots yang-rak
root about
PHRV ขุด หาอาหาร (ด้วย จมูก rootle about kad-ar-han
root about
PHRV ค้นหา kon-ha
root and branch
IDM ทั้งหมด สิ้นเชิง tang-mod
root beer
N เครื่องดื่ม รูท เบียร์ krueng-duam-rud-bia
root for
PHRV ส่งเสียง เชียร์ ให้กำลังใจ cheer for on pull for song-siang-chia
root in
PHRV ฝังราก ใน (ต้นไม้ fang-rak-nai
root out
PHRV ค้นหา dredge up rake out kon-ha
root out
PHRV ถอน ออก (ต้นไม้ ราก ต้นไม้ root up ton-ook
root out
PHRV ทำลาย กำจัด tam-lai
root to
PHRV ตั้งรกราก ใน ตั้งถิ่นฐาน ใน rivet to tang-rok-rak-nai
root up
PHRV(หมู ดุน ขุด ดิน ด้วย จมูก duan
root up
PHRV ค้นหา rake out rake up kon-ha
root up
PHRV ถอน ขึ้น (ราก ต้นไม้ ถอนราก ขึ้น root out ton-kuan
rootage
N การ หยั่งราก ลง ไป ราก ต้นไม้ kan-yang-rak-long-pai
rooted
ADJ ซึ่ง ฝังราก ซึ่ง ฝังหัว ซึ่ง ฝัง ลึก sueng-fang-rak
rooting-tooting
SL มีชื่อเสียง ชื่อดัง me-chue-siang
rootle about
PHRV ขุด หาอาหาร ด้วย จมูก (หมู kud-ar-han-duai-ja-muek
rootless
ADJ ซึ่ง ไร้ ราก sueng-rai-rak
rootstock
N ลำต้น ที่อยู่ ใต้ดิน root lam-ton-ti-yu-taii-din
rooty
A ประกอบด้วย ราก
Webster's 1828 Dictionary
ROOT
n.[L. radix. A root is a shoot, and only a different application of rod, L. radius. ] 1. That part of a plant which enters and fixes itself in the earth, and serves to support the plant in an erect position, while by means of its fibrils it imbibes nutriment for the stem, branches and fruit.
2. The part of any thing that resembles the roots of a plant in manner of growth; as the roots of a cancer, of teeth, etc.
3. The bottom or lower part of any thing.
Deep to the roots of hell -
Burnet uses root of a mountain, but we now say base, foot or bottom. See Job 28:9.
4. A plant whose root is esculent or the most useful part; as beets, carrots, etc.
5. The original or cause of any thing.
The love of money is the root of all evil. 1 Timothy 6:1 .
6. The first ancestor.
They were the roots out of which sprung two distinct people -
7. In arithmetic and algebra, the root of any quantity is such a quantity as, when multiplied into itself a certain number of times, will exactly produce that quantity. Thus 2 is a root of 4, because when multiplied into itself, it exactly produces 4.
8. Means of growth. "He hath no root in himself; " that is, no soil in which grace can grow and flourish. Matthew 13:21.
9. In music, the fundamental note of any chord.
Root of bitterness, in Scripture, any error, sin or evil that produces discord or immorality.
To take root, to become planted or fixed; or to be established; to increase and spread.
To take deep root, to be firmly planted or established; to be deeply impressed.
ROOT
v.i. 1. To fix the root; to enter the earth, as roots.
In deep grounds, the weeds root deeper.
2. To be firmly fixed; to be established.
The multiplying brood of the ungodly shall not take deep rooting.
3. To sink deep.
If any error chanced - to cause misapprehensions, he gave them not leave to root and fasten by concealment.
ROOT
v.t. 1. To plant and fix deep in the earth; used chiefly in the participle; as rooted trees or forests.
2. To plant deeply; to impress deeply and durably. Let the leading truths of the gospel be deeply rooted in the mind; let holy affections be well rooted in the heart.
3. In Scripture, to be rooted and grounded in Christ, is to be firmly united to him by faith and love, and well established in the belief of his character and doctrines. Ephesians 3:17.
ROOT
v.i.or t. To turn up the earth with the snout, as swine. Swine root to find worms; they root the ground wherever they come.
To root up or out, to eradicate; to extirpate; to remove or destroy root and branch; to exterminate. Deuteronomy 29:28; Job 31:8, 12.
ROOT-BOUND
a.Fixed to the earth by roots.
ROOT-BUILT
a.Built of roots.
ROOTED
pp. Having its roots planted or fixed in the earth; hence, fixed; deep; radical; as rooted sorrow; rooted aversion; rooted prejudices.
ROOTEDLY
adv. Deeply; from the heart.
ROOTER
n.One that roots; or one that tears up by the roots.
ROOT-HOUSE
n.A house made of roots.
ROOTING
ppr. Striking or taking root; turning up with the snout.
ROOT-LEAF
n.A leaf growing immediately from the root.
ROOTLET
n.A radicle; the fibrous part of a root.
ROOTY
a.Full of roots; as rooty ground.
Webster's 1913 Dictionary
ROOT
Root, v. i. Etym: [AS. wrotan; akin to wrot a snout, trunk, D.wroeten to root, G. rüssel snout, trunk, proboscis, Icel. rota to root, and perhaps to L. rodere to gnaw (E. rodent ) or to E. root, n.]
1. To turn up the earth with the snout, as swine.
2. Hence, to seek for favor or advancement by low arts or groveling servility; to fawn servilely.
ROOT
ROOT Root, v. t.
Defn: To turn up or to dig out with the snout; as, the swine roots the earth.
ROOT
Root, n. Etym: [Icel. rot (for vrot ); akin to E. wort, and perhaps to root to turn up the earth. See Wort. ]
1. (Bot. ) (a ) The underground portion of a plant, whether a true root or a tuber, a bulb or rootstock, as in the potato, the onion, or the sweet flag. (b ) The descending, and commonly branching, axis of a plant, increasing in length by growth at its extremity only, not divided into joints, leafless and without buds, and having for its offices to fix the plant in the earth, to supply it with moisture and soluble matters, and sometimes to serve as a reservoir of nutriment for future growth. A true root, however, may never reach the ground, but may be attached to a wall, etc. , as in the ivy, or may hang loosely in the air, as in some epiphytic orchids.
2. An edible or esculent root, especially of such plants as produce a single root, as the beet, carrot, etc. ; as, the root crop.
3. That which resembles a root in position or function, esp. as a source of nourishment or support; that from which anything proceeds as if by growth or development; as, the root of a tooth, a nail, a cancer, and the like. Specifically: (a ) An ancestor or progenitor; and hence, an early race; a stem. They were the roots out of which sprang two distinct people. Locke.
(b ) A primitive form of speech; one of the earliest terms employed in language; a word from which other words are formed; a radix, or radical. (c ) The cause or occasion by which anything is brought about; the source. "She herself. .. is root of bounty. " Chaucer. The love of money is a root of all kinds of evil. 1 Tim. vi. 1 (rev. Ver. ) (d ) (Math. )
Defn: That factor of a quantity which when multiplied into itself will produce that quantity; thus, 3 is a root of 9, because 3 multiplied into itself produces 9; 3 is the cube root of 27. (e ) (Mus. ) The fundamental tone of any chord; the tone from whose harmonics, or overtones, a chord is composed. Busby. (f ) The lowest place, position, or part. "Deep to the roots of hell. " Milton. "The roots of the mountains." Southey.
4. (Astrol.)
Defn: The time which to reckon in making calculations. When a root is of a birth yknowe [known ]. Chaucer. Aërial roots. (Bot. ) (a ) Small roots emitted from the stem of a plant in the open air, which, attaching themselves to the bark of trees,etc. , serve to support the plant. (b ) Large roots growing from the stem, etc. , which descend and establish themselves in the soil. See Illust. of Mangrove. -- Multiple primary root (Bot. ), a name given to the numerous roots emitted from the radicle in many plants, as the squash. -- Primary root (Bot. ), the central, first-formed, main root, from which the rootlets are given off. -- Root and branch, every part; wholly; completely; as, to destroy an error root and branch. -- Root-and-branch men, radical reformers; -- a designation applied to the English Independents (1641 ). See Citation under Radical, n., 2. -- Root barnacle (Zoöl.), one of the Rhizocephala. -- Root hair (Bot. ), one of the slender, hairlike fibers found on the surface of fresh roots. They are prolongations of the superficial cells of the root into minute tubes. Gray. -- Root leaf (Bot. ), a radical leaf. See Radical, a., 3 (b ). -- Root louse (Zoöl.), any plant louse, or aphid, which lives on the roots of plants, as the Phylloxera of the grapevine. See Phylloxera. -- Root of an equation (Alg. ), that value which, substituted for the unknown quantity in an equation, satisfies the equation. -- Root of a nail (Anat. ), the part of a nail which is covered by the skin. -- Root of a tooth (Anat. ), the part of a tooth contained in the socket and consisting of one or more fangs. -- Secondary roots (Bot. ), roots emitted from any part of the plant above the radicle. -- To strike root, To take root, to send forth roots; to become fixed in the earth, etc. , by a root; hence, in general, to become planted, fixed, or established; to increase and spread; as, an opinion takes root. "The bended twigs take root. " Milton.
ROOT
Root, v. i. [imp. & p. p. Rooted; p. pr. & vb. n. Rooting. ]
1. To fix the root; to enter the earth, as roots; to take root and begin to grow. In deep grounds the weeds root deeper. Mortimer.
2. To be firmly fixed; to be established. If any irregularity chanced to intervene and to cause misappehensions, he gave them not leave to root and fasten by concealment. Bp. Fell.
ROOT
ROOT Root, v. t.
1. To plant and fix deeply in the earth, or as in the earth; to implant firmly; hence, to make deep or radical; to establish; -- used chiefly in the participle; as, rooted trees or forests; rooted dislike.
2. To tear up by the root; to eradicate; to extirpate; -- with up, out, or away. "I will go root away the noisome weeds. " Shak. The Lord rooted them out of their land. .. and cast them into another land. Deut. xxix. 28.
ROOTCAP
ROOTCAP Root "cap `, n. (Bot. )
Defn: A mass of parenchym
ROOTED
ROOTED Root "ed, a.
Defn: Having taken root; firmly implanted; fixed in the heart. "A rooted sorrow. " Shak. -- Root "*ed *ly, adv. -- Root "ed *ness, n.
ROOTER
ROOTER Rooter, n.
Defn: One who, or that which, roots; one that tears up by the roots.
ROOTERY
ROOTERY Root "er *y, n.
Defn: A pile of roots, set with plants, mosses, etc. , and used as an ornamental object in gardening.
ROOTLESS
ROOTLESS Root "less, a.
Defn: Destitute of roots.
ROOTLET
ROOTLET Root "let, n.
Defn: A radicle; a little root.
ROOTSTOCK
ROOTSTOCK Root "stock `, n. (Bot. )
Defn: A perennial underground stem, producing leafly s
ROOTY
ROOTY Root "y, a.
Defn: Full of roots; as, rooty ground.
New American Oxford Dictionary
root
root 1 |ro͞ot, ro͝ot rut | ▶noun 1 the part of a plant that attaches it to the ground or to a support, typically underground, conveying water and nourishment to the rest of the plant via numerous branches and fibers: cacti have deep and spreading roots | a tree root. • the persistent underground part of a plant, esp. when fleshy and enlarged and used as a vegetable, e.g., a turnip or carrot. • any plant grown for such a root. • the embedded part of a bodily organ or structure such as a hair, tooth, or nail: her hair was fairer at the roots. • the part of a thing attaching it to a greater or more fundamental whole; the end or base: a little lever near the root of the barrel. 2 the basic cause, source, or origin of something: love of money is the root of all evil | jealousy was at the root of it | [ as modifier ] : the root cause of the problem. • the essential substance or nature of something: matters at the heart and root of existence. • (roots ) family, ethnic, or cultural origins, esp. as the reasons for one's long-standing emotional attachment to a place or community: it's always nice to return to my roots. • (as adj. roots ) denoting or relating to something, esp. music, from a particular ethnic or cultural origin, esp. a non-Western one: roots music. • (in biblical use ) a scion; a descendant: the root of David. • Linguistics a morpheme, not necessarily surviving as a word in itself, from which words have been made by the addition of prefixes or suffixes or by other modification: many European words stem from this linguistic root | [ as modifier ] : the root form of the word. • Music the fundamental note of a chord. 3 Mathematics a number or quantity that when multiplied by itself, typically a specified number of times, gives a specified number or quantity: find the cube root of the result. • short for square root. • a value of an unknown quantity satisfying a given equation: the roots of the equation differ by an integer. ▶verb [ with obj. ] 1 cause (a plant or cutting ) to grow roots: root your own cuttings from stock plants. • [ no obj. ] (of a plant or cutting ) establish roots: large trees had rooted in the canal bank. 2 (usu. be rooted ) establish deeply and firmly: vegetarianism is rooted in Indian culture. • (be rooted in ) have as an origin or cause: the Latin dubitare is rooted in an Indo-European word. • (often as adj. rooted ) cause (someone ) to stand immobile through fear or amazement: she found herself rooted to the spot in disbelief. PHRASES at root basically; fundamentally: it is a moral question at root. put down roots (of a plant ) begin to draw nourishment from the soil through its roots. • (of a person ) begin to have a settled life in a particular place. root and branch used to express the thorough or radical nature of a process or operation: root and branch reform of personal taxation. strike at the root (or roots ) of affect in a vital area with potentially destructive results: the proposals struck at the roots of community life. take root (of a plant ) begin to grow and draw nourishment from the soil through its roots. • become fixed or established: the idea had taken root in my mind. PHRASAL VERBS root something out (also root something up ) dig or pull up a plant by the roots. • find and get rid of someone or something regarded as pernicious or dangerous: a campaign to root out corruption. DERIVATIVES root ed ness noun, root let |-lət |noun, root like |-ˌlīk |adjective, root y adjective ORIGIN late Old English rōt, from Old Norse rót; related to Latin radix, also to wort .
root
root 2 |rut ro͞ot | ▶verb [ no obj. ] (of an animal ) turn up the ground with its snout in search of food: stray dogs rooting around for bones and scraps. • search unsystematically through an untidy mass or area; rummage: she was rooting through a pile of papers. • [ with obj. ] (root something out ) find or extract something by rummaging: he managed to root out the cleaning kit. ▶noun [ in sing. ] an act of rooting: I have a root through the open drawers. PHRASAL VERBS root for informal support or hope for the success of (a person or group entering a contest or undertaking a challenge ): the whole of this club is rooting for him. root someone on informal cheer or spur someone on: his mother rooted him on enthusiastically from ringside. ORIGIN Old English wrōtan, of Germanic origin; related to Old English wrōt ‘snout, ’ German Rüssel ‘snout, ’ and perhaps ultimately to Latin rodere ‘gnaw. ’
rootball
root ball |ˈro͞otˌbôl, ˈro͝ot -ˈrutbɔl |(also root ball ) ▶noun the mass formed by the roots of a plant and the soil surrounding them.
root beer
root beer |ˈrut ˌbɪ (ə )r | ▶noun an effervescent drink made from an extract of the roots and bark of certain plants.
root canal
root ca nal |rut | ▶noun the pulp-filled cavity in the root of a tooth. • a procedure to replace infected pulp in a root canal with an inert material.
root cellar
root cel lar ▶noun a domestic cellar used for storing root vegetables.
root crop
root crop ▶noun a crop that is a root vegetable or other root, e.g., sugar beet.
root directory
root di rec to ry |ˈrut dəˈrɛktəri | ▶noun Computing the directory at the highest level of a hierarchy.
rooter
root er |ˈro͞otər, ˈro͝o -ˈrudər | ▶noun informal a supporter or fan of a sports team or player.
root fly
root fly ▶noun a dark slender fly whose larvae may cause serious damage to the roots of crops. [Family Anthomyiidae: many genera and species, including the cabbage root fly. ]
root hair
root hair ▶noun Botany each of a large number of elongated microscopic outgrowths from the outer layer of cells in a root, absorbing moisture and nutrients from the soil.
rootin'-tootin'
root in'-toot in' |ˈro͞otn ˈto͞otn ruːtɪnˈtuːtɪn | ▶adjective informal brashly or boisterously enthusiastic: their rootin'-tootin' summer adventures. ORIGIN late 19th cent.: reduplication of rooting in the sense ‘inquisitive, ’ an early dialect sense of the compound.
rootkit
root kit |ˈro͞otˌkit ˈrutˌkɪt | ▶noun Computing a set of software tools that enable an unauthorized user to gain control of a computer system without being detected.
root-knot
root-knot ▶noun a disease of cultivated flowers and vegetables caused by eelworm infestation, resulting in galls on the roots. [The eelworms belong to the genus Meloidogyne, class Nematoda. ]
rootle
roo tle |ˈro͞otl, ˈro͝otl ˈrudl | ▶verb Brit. informal term for root 2. ORIGIN early 19th cent.: frequentative of root 2 .
rootless
root less |ˈro͞otlis, ˈro͝ot -ˈrutləs | ▶adjective 1 having no settled home or social or family ties: a rootless nomad. 2 (of a plant ) not having roots: a rootless flowering plant. DERIVATIVES root less ness noun
root mean square
root mean square ▶noun Mathematics the square root of the arithmetic mean of the squares of a set of values, used as a measure of the typical magnitude of a set of numbers, regardless of their sign.
root run
root run ▶noun the space over which the roots of a plant extend.
root sign
root sign ▶noun Mathematics another term for radical sign.
roots music
roots mu sic ▶noun music springing from and identified with a particular culture, typically that of the West Indies.
rootstock
root stock |ˈro͞otˌstäk, ˈro͝ot -ˈrutˌstɑk | ▶noun a rhizome. • a plant onto which another variety is grafted. • a primary form or source from which offshoots have arisen: the rootstock of all post-Triassic ammonites.
rootsy
root sy |ˈro͞otsē, ˈro͝ot -ˈrutsi | ▶adjective informal (of music ) uncommercialized and full-blooded, esp. showing traditional or ethnic origins.
root vegetable
root veg e ta ble ▶noun the fleshy enlarged root of a plant used as a vegetable, e.g., a carrot, rutabaga, or beet.
rootworm
root worm ▶noun an insect larva that feeds on the roots of plants.
Oxford Dictionary
root
root 1 |ruːt | ▶noun 1 the part of a plant which attaches it to the ground or to a support, typically underground, conveying water and nourishment to the rest of the plant via numerous branches and fibres. • the persistent underground part of a plant, especially when fleshy and enlarged and used as a vegetable, e.g. a turnip or carrot. • any plant grown for its root. roots like beet and carrot cannot be transplanted. • the embedded part of a bodily organ or structure such as a hair, tooth, or nail: her hair was fairer at the roots. • the part of a thing attaching it to a greater or more fundamental whole; the end or base. 2 the basic cause, source, or origin of something: money is the root of all evil | jealousy was at the root of it | [ as modifier ] : the root cause of the problem. • (roots ) family, ethnic, or cultural origins: it's always nice to return to my roots. • (as modifier roots ) denoting or relating to something from a particular ethnic or cultural origin, especially a non-Western one: roots music. • (in biblical use ) a scion; a descendant: the root of David. • Linguistics a morpheme, not necessarily surviving as a word in itself, from which words have been made by the addition of prefixes or suffixes or by other modification. • (also root note ) Music the fundamental note of a chord. 3 Mathematics a number or quantity that when multiplied by itself, typically a specified number of times, gives a specified number or quantity. • short for square root. • a value of an unknown quantity satisfying a given equation. 4 Austral. /NZ & Irish vulgar slang an act of sexual intercourse. • [ with adj. ] a sexual partner of a specified ability. ▶verb [ with obj. ] 1 cause (a plant or cutting ) to grow roots: root your own cuttings from stock plants. • [ no obj. ] (of a plant or cutting ) establish roots: large trees had rooted in the canal bank. 2 establish deeply and firmly: vegetarianism is rooted in Indian culture. • (be rooted in ) have as an origin or cause: the Latin verb is rooted in an Indo-European word. 3 [ with obj. and adverbial ] (often as adj. rooted ) cause (someone ) to stand immobile through fear or amazement: she found herself rooted to the spot in disbelief. 4 [ with obj. ] Austral. /NZ & Irish vulgar slang have sexual intercourse with. • exhaust (someone ) or frustrate their efforts. PHRASES at root basically; fundamentally: it is a moral question at root. put down roots (of a plant ) begin to draw nourishment from the soil through its roots. • (of a person ) begin to have a settled life in a particular place. root and branch used to express the thorough or radical nature of a process or operation: root-and-branch reform of personal taxation. strike at the root (or roots ) of affect in a vital area with potentially destructive results: the proposals struck at the roots of community life. take root (of a plant ) begin to grow and draw nourishment from the soil through its roots. • become fixed or established: the idea had taken root in my mind. PHRASAL VERBS root something out (also root something up ) dig or pull up a plant by the roots. • find and get rid of someone or something pernicious or dangerous: a campaign to root out corruption. DERIVATIVES rootedness noun, rootlet noun, root-like adjective, rooty adjective ( rootier, rootiest ) ORIGIN late Old English rōt, from Old Norse rót; related to Latin radix, also to wort .
root
root 2 |ruːt | ▶verb [ no obj., with adverbial ] (of an animal ) turn up the ground with its snout in search of food: stray dogs rooting around for bones and scraps. • search unsystematically through an untidy mass or area; rummage: she was rooting through a pile of papers. • [ with obj. ] (root something out ) find or extract something by rummaging: he managed to root out the cleaning kit. ▶noun [ in sing. ] an act of rooting: I had a root through the open drawers. PHRASAL VERBS root for informal support or hope for the success of (a person or group entering a contest or undertaking a challenge ): the whole of this club is rooting for him. root someone on N. Amer. informal cheer or spur someone on: his mother rooted him on enthusiastically from ringside. ORIGIN Old English wrōtan, of Germanic origin; related to Old English wrōt ‘snout ’, German Rüssel ‘snout ’, and perhaps ultimately to Latin rodere ‘gnaw ’.
root ball
root ball ▶noun the mass formed by the roots of a plant and the soil surrounding them.
root beer
root beer ▶noun [ mass noun ] N. Amer. an effervescent drink made from an extract of the roots and bark of certain plants.
root-bound
root-bound ▶adjective another term for pot-bound.
root canal
root canal ▶noun the pulp-filled cavity in the root of a tooth. • N. Amer. a procedure to replace infected pulp in a root canal with an inert material.
root cellar
root cel ¦lar ▶noun N. Amer. a domestic cellar used for storing root vegetables.
root crop
root crop ▶noun a crop that is a root vegetable or other root, e.g. sugar beet.
root directory
root dir |ec ¦tory ▶noun Computing the directory at the highest level of a hierarchy.
rooter
root ¦er |ˈruːtə (r )| ▶noun N. Amer. informal a supporter or fan of a sports team or player.
root fly
root fly ▶noun a dark slender fly whose larvae may cause serious damage to the roots of crops. ●Family Anthomyiidae: many genera and species, including the cabbage root fly (Delia radicum ).
root hair
root hair ▶noun Botany each of a large number of elongated microscopic outgrowths from the outer layer of cells in a root, absorbing moisture and nutrients from the soil.
rootin'-tootin'
rootin'-tootin' |ruːtɪnˈtuːtɪn | ▶adjective informal, chiefly N. Amer. brashly or boisterously enthusiastic: a rootin'-tootin' Wild West show. ORIGIN late 19th cent.: reduplication of rooting in the sense ‘inquisitive ’, an early dialect sense of the compound.
rootkit
rootkit |ˈruːtkɪt | ▶noun Computing a set of software tools that enable an unauthorized user to gain control of a computer system without being detected.
root-knot
root-knot ▶noun [ mass noun ] a disease of cultivated flowers and vegetables caused by eelworm infestation, resulting in galls on the roots. ●The eelworms belong to the genus Meloidogyne, class Nematoda.
rootle
roo ¦tle |ˈruːt (ə )l | ▶verb Brit. informal term for root 2. ORIGIN early 19th cent.: frequentative of root 2 .
rootless
root |less |ˈruːtləs | ▶adjective 1 (of a plant ) not having roots. 2 having no settled home or social or family ties: a rootless nomad. DERIVATIVES rootlessness noun
root mean square
root mean square ▶noun Mathematics the square root of the arithmetic mean of the squares of a set of values.
root nodule
root nod ¦ule ▶noun see nodule ( sense 1 ).
root note
root note ▶noun see root 1 ( sense 2 of the noun ).
root run
root run ▶noun the space over which the roots of a plant extend.
root sign
root sign ▶noun Mathematics another term for radical sign.
roots music
roots mu sic ▶noun music springing from and identified with a particular culture, typically that of the West Indies.
rootstock
root |stock |ˈruːtstɒk | ▶noun 1 a rhizome. 2 a plant on to which another variety is grafted. • a primary form or source from which offshoots have arisen: the rootstock of all post-Triassic ammonites.
rootsy
rootsy |ˈruːtsi | ▶adjective ( rootsier, rootsiest ) informal (of music ) uncommercialized and full-blooded, typically showing traditional or ethnic origins.
root vegetable
root vege |table ▶noun the fleshy enlarged root of a plant used as a vegetable, e.g. a carrot, swede, or beetroot.
rootworm
rootworm ▶noun an insect larva that feeds on the roots of plants.
American Oxford Thesaurus
root
root noun 1 a plant's roots: rootstock, tuber, rootlet; Botany rhizome, radicle. 2 the root of the problem: source, origin, germ, beginning (s ), genesis; cause, reason, basis, foundation, bottom, seat; core, heart, nub, essence; informal ground zero. 3 (roots ) he rejected his roots: origins, beginnings, family, ancestors, predecessors, heritage; birthplace, homeland. ▶verb 1 has the shoot rooted? take root, grow roots, establish, strike, take. 2 root the cuttings: plant, bed out, sow. 3 he rooted around in the cupboard: rummage, hunt, search, rifle, delve, forage, dig, nose, poke. PHRASES put down roots they married and put down roots in Yemen: settle, establish oneself, make one's home, set up home. root and branch 1 the company's accounting department should be eradicated, root and branch: completely, entirely, wholly, totally, thoroughly. 2 a root-and-branch reform: complete, total, thorough, radical. root for informal Mollie roots for the Broncos: cheer, cheer on, applaud, support, encourage. root out 1 the hedge was rooted out: uproot, deracinate, pull up, grub out. 2 root out corruption: eradicate, eliminate, weed out, destroy, wipe out, stamp out, extirpate, abolish, end, put a stop to. 3 he rooted out a dark secret: unearth, dig up, bring to light, uncover, discover, dredge up, ferret out, expose. take root 1 leave the plants to take root: germinate, sprout, establish, strike, take. 2 Christianity took root in Persia: become established, take hold; develop, thrive, flourish.
rooted
rooted adjective 1 views rooted in Inuit culture: embedded, fixed, established, entrenched, ingrained. 2 Neil was rooted to the spot: frozen to, riveted to, paralyzed to, glued to, fixed to; stock-still at, motionless at, unmoving at.
rootless
rootless adjective her rootless father made a surprise appearance at her wedding: itinerant, unsettled, drifting, roving, footloose; homeless, vagabond, of no fixed abode.
Oxford Thesaurus
root
root noun 1 the fungus attacks a plant's roots: radicle, rhizome, rootstock, tuber, tap root, rootlet; rare radicel. 2 the root of the problem: source, origin, starting point, seed, germ, beginnings, genesis; cause, reason; base, basis, foundation, bottom, seat, fundamental; core, nucleus, heart, kernel, nub, essence; Latin fons et origo; literary fountainhead, wellspring, fount; rare radix. 3 (roots ) he has rejected his roots: origins, beginnings, family, ancestors, predecessors; heritage; birthplace, native land, motherland, fatherland, homeland, native country, native soil. PHRASES put down roots they married and put down roots in Britain: settle, become established, establish oneself, make one's home, set up home. root and branch 1 the whole ghastly superstructure should be brought down and got rid of, root and branch: completely, entirely, wholly, totally, utterly, thoroughly; radically. 2 the party wanted a root-and-branch reform of the electoral system: complete, total, entire, utter, thorough; radical. take root 1 leave the plants to take root over the next couple of weeks: begin to germinate, begin to sprout, establish, strike, take. 2 environmentalism had taken root as a political movement in Europe: become established, establish itself, become fixed, take hold; develop, thrive, flourish. ▶verb 1 give the shoot a gentle tug to see if it has rooted: take root, grow roots, become established, establish, strike, take. 2 June is a good month to begin rooting cuttings: plant, bed out, sow. 3 he rooted around in the cupboard and brought out a packet of biscuits: rummage, hunt, search, rifle, delve, forage, dig, nose, poke; Brit. informal rootle. PHRASES root for informal the clamour of baseball fans rooting for their team: cheer, applaud, cheer on, support, encourage, urge on, shout for. root something out 1 the hedge was rooted out: uproot, tear something up by the roots, pull something up, grub something out; rare deracinate. ANTONYMS plant. 2 his main purpose was to root out corruption in the judiciary: eradicate, get rid of, eliminate, weed out, remove, destroy, put an end to, do away with, wipe out, stamp out, extirpate, abolish, extinguish. ANTONYMS establish. 3 are you hoping to root out some dark secret from Joseph's past? unearth, dig up, dig out, turn up, bring to light, uncover, discover, dredge up, ferret out, hunt out, nose out, expose. WORD LINKS root radical relating to roots rhizo- related prefix, as in rhizomorph Word Links sections supply words that are related to the headword but do not normally appear in a thesaurus because they are not actual synonyms.
rooted
rooted adjective 1 such views are rooted in Indian culture: embedded, fixed, firmly established, implanted; deep-rooted, entrenched, ingrained, ineradicable. 2 Nell was rooted to the spot: unable to move from, frozen to, riveted to, paralysed to, glued to, fixed to; stock-still, as still as a statue, as if turned to stone, motionless, unmoving.
rootless
rootless adjective once she had been proud of being rootless: itinerant, unsettled, drifting, roving, footloose; homeless, without family ties, of no fixed abode, without a settled home, vagabond.
Duden Dictionary
Rootgebläse
Root ge blä se Substantiv, Neutrum Technik , das Rootsgebläse |ˈruːt …|das Rootgebläse; Genitiv: des Rootgebläses, Plural: die Rootgebläse nach dem amerikanischen Erfinder J. D. Root Kapselgebläse, in dem zwei 8-förmige Drehkolben ein abgegrenztes [Gas ]volumen von der Saug- auf die Druckseite fördern
Rootsgebläse
Roots ge blä se Substantiv, Neutrum Technik , das Rootgebläse |ˈruːts …|das Rootsgebläse; Genitiv: des Rootsgebläses, Plural: die Rootsgebläse nach dem amerikanischen Erfinder J. D. Root Kapselgebläse, in dem zwei 8-förmige Drehkolben ein abgegrenztes [Gas ]volumen von der Saug- auf die Druckseite fördern
Sanseido Wisdom Dictionary
root
root 1 /ruːt / (! routeと同音 ) 〖「植物の根 」＞「起源 」〗名詞 複 ～s /-ts /C 1 〖通例 ～s 〗根 , 地下茎 ▸ grow roots from the stem 幹から根を生やす 2 〖通例the ～〗(問題などの )根源 , (根本的 )原因 ▸ get to the root of the problem 問題の原因を究明する ▸ Lack of sleep is [lies ] at the root of the accident .その事故の原因は睡眠不足にある ▸ the root cause 根本的原因 3 〖通例 ～s 〗(習慣 伝統などの )起源 , ルーツ ▸ Jazz has its roots in Africa .ジャズのルーツはアフリカにある 4 (考えなどの )根本 ▸ the root of her interest 彼女の興味の中心 5 〖one's ～s 〗(自分 祖先の )ルーツ , 故郷 , 心のよりどころ ; 祖先 ▸ get back [go back, return ] to one's roots 自分のルーツを振り返る 6 (歯 毛 爪などの )根元 , つけ根 ▸ the root of a hair 毛根 7 〘言 〙語根 .8 〘数 〙根 （こん ）; ルート ▸ What's the square root of nine? 9の平方根はいくつですか 9 〘植 〙根付き植物 ; 根菜 .10 〘楽 〙基音 .11 〘宗 〙(聖書の )子孫 .12 ｟豪 ｠性交 .by the r ó ots 根こそぎに, 根元から .pull ù p one's r ó ot 新天地に移る [でやりなおす ].put d ò wn (n è w ) r ó ots 新天地で生活を始める [根を下ろす ].r ò ot and br á nch ｟かたく ｠徹底的に, 根こそぎ 〈破壊するなど 〉.t à ke r ó ot 1 〈考え方などが 〉 «…に » 定着する, 根付く, 受け入れられる «in » .2 〈植物が 〉根付く, 根を張る .動詞 ～s /-ts /; ～ed /-ɪd /; ～ing 他動詞 1 〖通例be ～ed /～ oneself 〗〈植物が 〉根付く ▸ The trees were firmly rooted in the earth. ≒The trees rooted themselves firmly in the earth .木々はしっかりと地中に根を下ろした 2 〖be ～ed 〗〈物 事が 〉【場所などに 】定着している , 根付いている ; 〈考えなどが 〉 «…に » 基づいている «in » ▸ The music is deeply rooted in Japanese culture .その音楽は日本の文化に深く根付いている 3 〖be ～ed 〗(恐怖 感動などで )〈人などが 〉【場所で 】動けなくなる «to » ▸ I was [stayed ] rooted to the spot [ground ].私はその場にくぎ付けになった 4 〈人 物 事が 〉〈人など 〉を追い出す , 一掃する ; 〈問題など 〉を根絶する (out )▸ root out terrorism テロリズムを根絶する 5 ｟豪 ｠…と性交する .自動詞 1 根付く ▸ root easily in compost 堆肥 （たいひ ）の中で簡単に発根する 2 «…に » 定着する «in » .～́ b è er ルートビア 〘植物の根の汁に甘味を加えたノンアルコール炭酸飲料で, ｟米 ｠で愛飲されている 〙.～́ can à l 〘医 〙(歯の )根管治療 .～́ c è llar ｟米 ｠根葉類貯蔵用地下室 [穴倉 ].～́ dir è ctory 〘コンピュ 〙ルートディレクトリ .～́ v è getable [cr ò p ]根菜 .
root
root 2 動詞 自動詞 1 ｟くだけて ｠ «…の中を » (引っかき回して )探す (about , around )(rummage ) «through , in » ▸ root through one's pockets ポケットの中を探す 2 〈豚などが 〉【えさなどを 】鼻で地面を掘って捜す «for » .他動詞 1 〈問題など 〉を見つけて解決する (out )▸ root out potential problems 潜在的問題点を見つけて解決する 2 ｟くだけて ｠〈食べ物など 〉を捜し出す (out ).3 (通例罰するために )〈人 〉を見つけ出す (out ).
root
root 3 動詞 自動詞 ｟くだけて ｠1 【人を 】支援する, 励ます «for » .2 ｟主に米 ｠【選手 チームを 】応援する (cheer ) «for » .
rooted
r ó ot ed /-ɪd /形容詞 1 〖名詞 の前で 〗根を持って ; 根付いた, 根を下ろした ; 根強い 〈考え方など 〉.2 〖be ～〗 «…に » 原因がある «in » ; 【場所に 】立ちすくんで «to » .
rootless
r ó ot less 形容詞 根のない ; (社会の中で )不安定な, 根なし草の .～ness 名詞
The Wordsmith Dictionary