English-Thai Dictionary

reduce

VT ตัดทอน  ลดหย่อน  ลดทอน  diminish shorten tad-ton

 

reduce

VT บังคับ  ปราบปราม  overmaster subjugate bang-kab

 

reduce

VT รวบยอด  สรุป  รวบรวม  narrow down simplify rub-yod

 

reduce

VT ลด ระดับ  ลดขั้น  demote degrade lod-ra-dub

 

reduce

VT ลดราคา  ทำให้ ถูก ลง  discount rebate lod-ra-ka

 

reduce

VT ลดลง  ทำให้ น้อยลง  abate decrease increase lod-long

 

reduce

VT เคี่ยว จน ข้น  ทำให้ เข้มข้น ขึ้น  thicken kiao-jon-kon

 

reduce by

PHRV ลดลง ไป (เป็น จำนวน  lod-long-pai

 

reduce from

PHRV ลดลง จาก  ลดน้อยลง  lod-long-jak

 

reduce in

PHRV ลดลง  น้อยลง  เล็ก ลง  lod-long

 

reduce someone to tears

IDM ทำให้ ร้องไห้  tam-hai-rong-hai

 

reduce to

PHRV จำกัด  jam-kad

 

reduce to

PHRV ตกต่ำ ลง  come down to come to tok-tam-long

 

reduce to

PHRV ทำให้ ลดคุณ ค่า หรือ ความสำคัญ  tam-hai-lod-kun-ka-rue-kwam-sam-kan

 

reduce to

PHRV ทำให้ อ่อน ลง (เพื่อ กลายเป็น สิ่ง อื่น  tam-hai-on-long

 

reduce to

PHRV ทำให้ อ่อนแอ  tam-hai-on-are

 

reduce to

PHRV ทำให้ เข้าสู่ สภาพ  tam-hai-kao-su-sa-pab

 

reduce to

PHRV ป ลดตำแหน่ง  ระดับ  plod-tam-nang

 

reduce to

PHRV ลดลง เป็น  ย่อ ลง เป็น  lod-long-pen

 

reduce to

PHRV แยก  เปลี่ยนเป็น  yeak

 

reduced

ADJ ซึ่ง ลดลง  ซึ่ง น้อยลง  decreased diminished shortened sueng-lod-long

 

reducer

N คน หรือ สิ่ง ที่ ช่วย ลด  kon-rue-siang-ti

 

Webster's 1828 Dictionary

REDUCE

v.t.[L. reduco; re and duco, to lead or bring. ] 1. Literally, to bring back; as, to reduce these bloody days again.
[In this sense, not in use. ]
2. To bring to a former state.
It were but just and equal to reduce me to my dust.
3. To bring to any state or condition, good or bad; as, to reduce civil or ecclesiastical affairs to order; to reduce a man to poverty; to reduce a state to distress; to reduce a substance to powder; to reduce a sum to fractions; to reduce on to despair.
4. To diminish in length, breadth, thickness, size, quantity or value; as, to reduce expenses; to reduce the quantity of any thing; to reduce the intensity of heat; to reduce the brightness of color light; to reduce a sum or amount; to reduce the price of goods.
5. To lower; to degrade; to impair in dignity or excellence.
Nothing so excellent but a man may fasten on something belonging to it, to reduce it.
6. To subdue; to bring into subjection. The Romans reduced Spain, Gaul and Britain by their arms.
7. To reclaim to order.
8. To bring, as into a class, order, genus or species; to bring under rules or within certain limits of description; as, to reduce animals or vegetables to a class or classes; to reduce men to tribes; to reduce language to rules.
9. In arithmetic, to change numbers from one denomination into another without altering their value; or to change numbers of one denomination into others of the same value; as, to reduce a dollar to a hundred cents, or a hundred cents to a dollar.
1 . In algebra, to reduce equations, is to clear them of all superfluous quantities, bring them to their lowest terms, and separate the known from the unknown, till at length the unknown quantity only is found on one side and the known ones on the other.
11. In metallurgy, to bring back metallic substances which have been divested of their form, into their original state of metals.
12. In surgery, to restore to its proper place or state a dislocated or fractured bone.
To reduce a figure, design or draught, to make a copy of it larger or smaller than the original, but preserving the form and proportion.

 

REDUCED

pp. Brought back; brought to a former state; brought into any state or condition; diminished; subdued; impoverished.

 

REDUCEMENT

n.The act of bringing back; the act of diminishing; the act of subduing; reduction. [This word is superseded by reduction. ]

 

REDUCER

n.One that reduces.

 

Webster's 1913 Dictionary

REDUCE

Re *duce " (re *dus "), v. t. [imp. & p. p. Reduced (-dust "),; p. pr. &vb. n. Reducing (-du "sîng ).] Etym: [L. reducere, reductum; pref. red-. re-, re- + ducere to lead. See Duke, and cf. Redoubt, n.]

 

1. To bring or lead back to any former place or condition. [Obs. ] And to his brother's house reduced his wife. Chapman. The sheep must of necessity be scattered, unless the great Shephered of souls oppose, or some of his delegates reduce and direct us. Evelyn.

 

2. To bring to any inferior state, with respect to rank, size, quantity, quality, value, etc. ; to diminish; to lower; to degrade; to impair; as, to reduce a sergeant to the ranks; to reduce a drawing; to reduce expenses; to reduce the intensity of heat. "An ancient but reduced family. " Sir W. Scott. Nothing so excellent but a man may fasten upon something belonging to it, to reduce it. Tillotson. Having reduced Their foe to misery beneath their fears. Milton. Hester Prynne was shocked at the condition to which she found the clergyman reduced. Hawthorne.

 

3. To bring to terms; to humble; to conquer; to subdue; to capture; as, to reduce a province or a fort.

 

4. To bring to a certain state or condition by grinding, pounding, kneading, rubbing, etc. ; as, to reduce a substance to powder, or to a pasty mass; to reduce fruit, wood, or paper rags, to pulp. It were but right And equal to reduce me to my dust. Milton.

 

5. To bring into a certain order, arrangement, classification, etc. ; to bring under rules or within certain limits of descriptions and terms adapted to use in computation; as, to reduce animals or vegetables to a class or classes; to reduce a series of observations in astronomy; to reduce language to rules.

 

6. (Arith.) (a ) To change, as numbers, from one denomination into another without altering their value, or from one denomination into others of the same value; as, to reduce pounds, shillings, and pence to pence, or to reduce pence to pounds; to reduce days and hours to minutes, or minutes to days and hours. (b ) To change the form of a quantity or expression without altering its value; as, to reduce fractions to their lowest terms, to a common denominator, etc.

 

7. (Chem. )

 

Defn: To bring to the metallic state by separating from impurities; hence, in general, to remove oxygen from; to deoxidize; to combine with, or to subject to the action of, hydrogen; as, ferric iron is reduced to ferrous iron; or metals are reduced from their ores; --opposed to Ant: oxidize.

 

8. (Med. )

 

Defn: To restore to its proper place or condition, as a displaced organ or part; as, to reduce a dislocation, a fracture, or a hernia. Reduced iron (Chem. ), metallic iron obtained through deoxidation of an oxide of iron by exposure to a current of hydrogen or other reducing agent. When hydrogen is used the product is called also iron by hydrogen. -- To reduce an equation (Alg. ), to bring the unknown quantity by itself on one side, and all the known quantities on the other side, without destroying the equation. -- To reduce an expression (Alg. ), to obtain an equivalent expression of simpler form. -- To reduce a square (Mil. ), to reform the line or column from the square.

 

Syn. -- To diminish; lessen; decrease; abate; shorten; curtail; impair; lower; subject; subdue; subjugate; conquer.

 

REDUCEMENT

REDUCEMENT Re *duce "ment (r *ds "ment ), n.

 

Defn: Reduction. Milton.

 

REDUCENT

Re *du "cent (r *d "sent ), a. Etym: [L. reducens, p. pr. of reducere.]

 

Defn: Tending to reduce. -- n.

 

Defn: A reducent agent.

 

REDUCER

REDUCER Re *du "cer (-sr ), n.

 

Defn: One who, or that which, reduces.

 

New American Oxford Dictionary

reduce

re duce |riˈd (y )o͞os rəˈd (j )us | ▶verb [ with obj. ] 1 make smaller or less in amount, degree, or size: the need for businesses to reduce costs | the workforce has been reduced to some 6,100 | (as adj. reduced ) : a reduced risk of coronary disease. • [ no obj. ] become smaller or less in size, amount, or degree: the number of priority homeless cases has reduced slightly. • boil (a sauce or other liquid ) in cooking so that it becomes thicker and more concentrated. • [ no obj. ] (of a person ) lose weight, typically by dieting: by May she had reduced to 125 pounds. • archaic conquer (a place ), in particular besiege and capture (a town or fortress ). • Photography make (a negative or print ) less dense. • Phonetics articulate (a speech sound ) in a way requiring less muscular effort. In vowels, this gives rise to a more central articulatory position. 2 (reduce someone /something to ) bring someone or something to (a lower or weaker state, condition, or role ): she has been reduced to near poverty | the church was reduced to rubble. • (be reduced to doing something ) (of a person ) be forced by difficult circumstances into doing something desperate: ordinary soldiers are reduced to begging. • make someone helpless with (an expression of emotion, esp. with hurt, shock, or amusement ): Olga was reduced to stunned silence. • force into (obedience or submission ): he succeeds in reducing his grandees to due obedience. 3 (reduce something to ) change a substance to (a different or more basic form ): it is difficult to understand how lava could have been reduced to dust. • present a problem or subject in (a simplified form ): he reduces unimaginable statistics to manageable proportions. • convert a fraction to (the form with the lowest terms ). 4 Chemistry cause to combine chemically with hydrogen. • undergo or cause to undergo a reaction in which electrons are gained by one atom from another. The opposite of oxidize. 5 restore (a dislocated part ) to its proper position by manipulation or surgery. • remedy (a dislocation ) in such a way. PHRASES reduced circumstances used euphemistically to refer to the state of being poor after being relatively wealthy: a divorcee living in reduced circumstances. reduce someone to the ranks demote a noncommissioned officer to an ordinary soldier. DERIVATIVES re duc er noun ORIGIN late Middle English: from Latin reducere, from re- ‘back, again ’ + ducere ‘bring, lead. ’ The original sense was ‘bring back ’ (hence ‘restore, ’ now surviving in sense 5 ); this led to ‘bring to a different state, ’ then ‘bring to a simpler or lower state ’ ( sense 3 ); and finally ‘diminish in size or amount ’ ( sense 1, dating from the late 18th cent ).

 

Oxford Dictionary

reduce

re ¦duce |rɪˈdjuːs | ▶verb [ with obj. ] 1 make smaller or less in amount, degree, or size: the need for businesses to reduce costs | the workforce has been reduced to some 6,100. • [ no obj. ] become smaller or less in size, amount, or degree: the number of priority homeless cases has reduced slightly. • boil (a sauce or other liquid ) in cooking so that it becomes thicker and more concentrated. • [ no obj. ] chiefly N. Amer. (of a person ) lose weight, typically by dieting: by May she had reduced to 9 stone. • Photography make (a negative or print ) less dense. • Phonetics articulate (a speech sound ) in a way requiring less muscular effort, giving rise in vowels to a more central articulatory position. 2 (reduce someone /thing to ) bring someone or something to (a worse or less desirable state or condition ): she has been reduced to near poverty | the church was reduced to rubble. • (be reduced to doing something ) be forced by difficult circumstances into doing something desperate: ordinary soldiers are reduced to begging. • make someone helpless with (shock, anguish, or amusement ): Olga was reduced to stunned silence. • force someone into (obedience or submission ): he reduced his grandees to due obedience. 3 (reduce something to ) change a substance to (a different or more basic form ): it is difficult to understand how lava could have been reduced to dust. • present a problem or subject in (a simplified form ): he reduces unimaginable statistics to manageable proportions. • convert a fraction to (the form with the lowest terms ). 4 Chemistry cause to combine chemically with hydrogen. • undergo or cause to undergo a reaction in which electrons are gained from another substance or molecule. The opposite of oxidize. 5 restore (a dislocated part of the body ) to its proper position by manipulation or surgery. 6 archaic besiege and capture (a town or fortress ). PHRASES reduced circumstances used euphemistically to refer to the state of being poor after being relatively wealthy: a divorcee living in reduced circumstances. reduce someone to the ranks demote a non-commissioned officer to an ordinary soldier. DERIVATIVES reducer noun ORIGIN late Middle English: from Latin reducere, from re- ‘back, again ’ + ducere ‘bring, lead ’. The original sense was ‘bring back ’ (hence ‘restore ’, now surviving in sense 5 ); this led to ‘bring to a different state ’, then ‘bring to a simpler or lower state ’ (hence sense 3 ); and finally ‘diminish in size or amount ’ ( sense 1, dating from the late 18th cent. ).

 

American Oxford Thesaurus

reduce

reduce verb 1 the aim to reduce pollution: lessen, make smaller, lower, bring down, decrease, diminish, minimize; shrink, narrow, contract, shorten; ax, cut, cut back /down, make cutbacks in, trim, curtail, slim (down ), prune; informal chop. ANTONYMS increase. 2 she reduced him to tears: bring to, bring to the point of, drive to. 3 he was reduced to the ranks: demote, downgrade, bring low, lower, lower in rank. ANTONYMS promote. 4 Halloween items have been reduced: discount, mark down, lower the price of, cut, cut in price, make cheaper, put on sale; informal slash, knock down. ANTONYMS mark up. PHRASES in reduced circumstances Quinlan was shocked to find his brother in reduced circumstances: impoverished, broke, in straitened circumstances, ruined, bankrupted; poor, indigent, impecunious, in penury, poverty-stricken, destitute; needy, badly off, hard up; informal without two cents to rub together, strapped for cash; formal penurious.

 

Oxford Thesaurus

reduce

reduce verb 1 the aim is to reduce pollution: lessen, make less, make smaller, lower, bring down, decrease, turn down, diminish, take the edge off, minimize; shrink, narrow, contract, shorten, foreshorten, truncate, taper, close, abbreviate, condense, concentrate, abridge; deplete, axe, cut, cut back /down, make cutbacks in, scale down, trim, slim (down ), prune, chop, curtail, limit; moderate, lighten, ease, dilute, mitigate, commute, qualify, alleviate, relax, abate; Finance amortize. ANTONYMS increase, enlarge. 2 he succeeded in reducing her to tears: bring to, bring to the point of, force into, drive into. 3 he was jailed for five years and reduced to the ranks: demote, downgrade, lower, lower in rank /status; abase, humble, demean, belittle, humiliate, bring low; N. Amer. informal bust. ANTONYMS promote. 4 ribs of beef have been reduced to £1.88 a pound: make cheaper, lower the price of, lower /cut in price, cheapen, cut, mark down, discount, put on sale, offer at a giveaway price; informal slash, knock down. ANTONYMS put up. PHRASES in reduced circumstances impoverished, in straitened circumstances, ruined, bankrupt, bankrupted, bust, insolvent; poor, indigent, penurious, impecunious, in penury, moneyless, without a sou, as poor as a church mouse, poverty-stricken, destitute, necessitous; needy, in need /want, badly off, hard up, on one's beam-ends, unable to make ends meet, underprivileged; Brit. on the breadline, without a penny (to one's name ); informal broke, flat broke, cleaned out, strapped for cash, strapped, on one's uppers; Brit. informal stony broke, skint, without two pennies /(brass ) farthings to rub together, in Queer Street; N. Amer. informal stone broke; rare pauperized, beggared.

 

Sanseido Wisdom Dictionary

reduce

re duce /rɪd j úːs /〖re (元へ )duce (導く )〗(名 )reduction 動詞 ～s /-ɪz /; ～d /-t /; reducing 他動詞 1 «…から /…へ » 〈大きさ 数量 価格など 〉を 減少させる , 減らす «from /to » ▸ reduce the number of staff from 40 to 20 スタッフの数を40人から20人に削減する ▸ reduce the risk of cancer 癌 （がん ）のリスクを減らす ▸ reduce the speed [one's weight ]減速 [減量 ]する ▸ reduce the price by 25 \%価格を25 \%値下げする .2 〖通例be ～d 〗【好ましくない状態などに 】(無理に )変えられる ; «…に » 降格させられる «to » ; «…する » 羽目になる «to do ing » ▸ Laura was reduced to tears [silence ].ローラは泣いて [黙って ]しまった ▸ be reduced to rubble by fire 火事で瓦礫 （がれき ）と化す ▸ He was reduced to the ranks .≒ His rank was reduced to private . 彼は一兵卒に降格された ▸ be reduced to living on the streets 路上生活を送る羽目となる .3 〖通例be ～d 〗【より単純な形に 】まとめられる , 還元される «to » ▸ His article can be reduced to two basic concepts .彼の論文は基本的な2つの概念にまとめられる .4 〈液体 〉を煮詰める ▸ Boil until the sauce is reduced to 3 /4 cup .｟レシピ ｠3 /4カップになるまでソースを煮詰めます .5 ｟古 ｠〈都市など 〉を征服する, 制圧する .6 〘医 〙〈脱臼 （だっきゆう ）など 〉を整復する , 正常に戻す .7 〘数 〙〈分数 〉を約分 [通分 ]する .8 〘化 〙…を還元する .9 〈ネガ 〉 (の濃度 )を薄くする , 減力する .in red ù ced c í rcumstances ｟やや古 かたく ｠落ちぶれて (!poorの婉曲表現 ) .自動詞 1 ｟主に米 くだけて ｠〈人が 〉【ある体重まで 】(節食をして )やせる , 減量する «to » .2 〈液体が 〉 «…な状態に » 煮詰まる ; 〈物 事が 〉 «…まで » 減少する «to » .3 〘生物 〙減数 分裂する .re d ú c er 名詞 C 減少させるもの ; 還元剤 ; 径違い継手 .