AskDefine | Define rectify

Dictionary Definition



1 math: determine the length of; "rectify a curve"
2 reduce to a fine, unmixed, or pure state; separate from extraneous matter or cleanse from impurities; "refine sugar" [syn: refine]
3 bring, lead, or force to abandon a wrong or evil course of life, conduct, and adopt a right one; "The Church reformed me"; "reform your conduct" [syn: reform, reclaim, regenerate]
4 set straight or right; "remedy these deficiencies"; "rectify the inequities in salaries"; "repair an oversight" [syn: remediate, remedy, repair, amend]
5 make right or correct; "Correct the mistakes"; "rectify the calculation" [syn: correct, right] [ant: falsify]
6 convert into direct current; "rectify alternating current" [also: rectified]

User Contributed Dictionary



  1. To correct or amend something.
  2. transitive chemistry To purify or refine, especially by distillation.
  3. transitive electronics To convert alternating current into direct current.
  4. To add water to alcoholic spirit to adjust its proof.


To correct or amend something
To purify or refine, especially by distillation
To convert alternating current into direct current
To add water to alcoholic spirit to adjust its proof

Extensive Definition

Rectification has the following technical meanings.
rectify in German: Rektifikation
rectify in Japanese: 蒸留#.E7.B2.BE.E7.95.99

Synonyms, Antonyms and Related Words

accommodate, accommodate with, accord, adapt, adapt to, adjust, adjust to, agree with, ameliorate, amend, assimilate, assimilate to, atone, attune, be guided by, bend, blue-pencil, bolt, chime in with, clarify, clear, compensate, comply, comply with, compose, conform, coordinate, correct, correspond, cover, cure, cut to, decrassify, depurate, discipline, disentangle, distill, do penance, edit, edulcorate, elute, emend, emendate, equalize, essentialize, expiate, extend, extract, fall in with, fill up, filter, filtrate, fit, fix, flatten, follow, gear to, give and take, give satisfaction, go by, harmonize, homologate, homologize, improve, indemnify, key to, leach, lixiviate, make all square, make amends, make compensation, make conform, make good, make plumb, make right, make uniform, make up for, measure, meet, mend, mold, observe, pay back, pay reparations, percolate, proportion, purify, put in tune, put right, put straight, put to rights, rebuild, recense, recompense, reconcile, redact, redraft, redress, refine, regulate, remedy, remunerate, repair, repay, requite, retaliate, revamp, revise, rework, rewrite, right, rub off corners, screen, separate, set, set right, set straight, set to rights, set up, settle, shape, sieve, sift, similarize, sit up, smooth, spiritualize, square, stand up, straighten, straighten out, straighten up, strain, sublimate, sublime, suit, sync, synchronize, tailor, tally with, trim to, true, true up, try, tune, unbend, uncurl, unkink, unsnarl, winnow, work over, yield
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