deduction

deduction
I
(New American Roget's College Thesaurus)
Subtraction
Nouns
1. deduction, removal, excision; subtraction; minus, minus sign, subtrahend, minuend; remainder, difference; abstraction, abbreviation, curtailment (see shortness); reduction (see decrease); depreciation, detraction; retrenchment; amputation, truncation; castration, spaying.
2. (amount deducted) decrement, discount, rebate.
3. censorship, expurgation, bowdlerization; castration, circumcision; excision, deletion, editing; editor, censor.
Verbs
1. deduct, subduct, subtract, take away; remove, excise, cut out, rub off, wipe out, rule out; abstract, abbreviate, curtail; reduce; retrench; amputate, dock, truncate; deduce, discount; abate, rebate, write off; pare, shave, prune; refine; castrate, spay.
2. censor, expurgate, bowdlerize, cut, edit; castrate, circumcise; excise, delete, edit; abridge (see shortness).Informal, bleep [out].
Adjectives — deducted, deductive, deducible, subtractive; sawed off; censorial, expurgative.
Prepositions — minus, diminished by, less; without, except, barring, excluding.
Antonyms, see addition.
II
(Roget's IV) n.
1. [The act of deducing]
Syn. inferring, concluding, reasoning; see thought 1 .
2. [A conclusion]
Syn. result, answer, inference, corollary; see judgment 3 , opinion 1 .
3. [A reduction]
Syn. subtraction, abatement, decrease, write-off; see discount , reduction 1 .
III
(Roget's 3 Superthesaurus) n.
1. inference conclusion, line of reasoning, assumption, judgment, presumption, hunch, reckoning, finding, understanding.
2. write-off expense, subtraction, exemption, allowance, discount, reduction.
IV
(Roget's Thesaurus II) noun 1. An amount deducted: abatement, discount, rebate, reduction. See INCREASE. 2. A position arrived at by reasoning from premises or general principles: conclusion, illation, illative, inference, judgment. See REASON.

English dictionary for students. 2013.

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  • déduction — [ dedyksjɔ̃ ] n. f. • 1355; lat. deductio I ♦ Action de soustraire une somme d une autre. ⇒ décompte, défalcation, retranchement, soustraction. Faire la déduction des sommes déjà payées. Déduction faite des arrhes versées. Somme qui entre, vient… …   Encyclopédie Universelle

  • deduction — de·duc·tion n 1: an amount allowed by tax laws to be subtracted from income in order to decrease the amount of income tax due see also internal revenue code in the important laws section compare credit, ex …   Law dictionary

  • Deduction — • An argument or reasoning process, that kind of mediate inference by which from truths already known we advance to a knowledge of other truths necessarily implied in the former; the mental product or result of that process. Also a method, the… …   Catholic encyclopedia

  • deduction — 1 Deduction, abatement, rebate, discount are comparable when they mean an amount subtracted from a gross sum. Deduction is interchangeable with any of the others but not without some loss in precision. An abatement is a deduction from a levied… …   New Dictionary of Synonyms

  • Deduction — Déduction Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom …   Wikipédia en Français

  • Deduction — may refer to: in logic: Deductive reasoning, inference in which the conclusion is of no greater generality than the premises Natural deduction, an approach to proof theory that attempts to provide a formal model of logical reasoning as it… …   Wikipedia

  • Deduction — De*duc tion, n. [L. deductio: cf. F. d[ e]duction.] 1. Act or process of deducing or inferring. [1913 Webster] The deduction of one language from another. Johnson. [1913 Webster] This process, by which from two statements we deduce a third, is… …   The Collaborative International Dictionary of English

  • déduction — DÉDUCTION. s. f. Soustraction. On lui a payé tant en déduction du principal. La succession, déduction faite des frais, monte à telle somme. [b]f♛/b] Il signifie aussi, Narration, énumération en détail. Faire une longue déduction de ses raisons,… …   Dictionnaire de l'Académie Française 1798

  • deduction — Deduction. Soustraction. On luy a payé tant en deduction du principal. Il signifie aussi, Narration, enumeration en detail. Faire une longue deduction de ses raisons …   Dictionnaire de l'Académie française

  • deduction — deduction, deductive The use of logical rules to arrive at a set of premisses from which certain conclusions must follow. Deduction begins with theory , moves to hypotheses derived from the theory, and then tests hypotheses via prediction and… …   Dictionary of sociology

  • deduction — early 15c., action of deducting, from M.Fr. déduction or directly from L. deductionem (nom. deductio), noun of action from pp. stem of deducere (see DEDUCE (Cf. deduce)). Meaning that which is deducted is from 1540s. As a term in logic, from L.L …   Etymology dictionary

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