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rectify

American  
[rek-tuh-fahy] / ˈrɛk təˌfaɪ /

verb (used with object)

rectified, rectifying
  1. to make, put, or set right; remedy; correct.

    He sent them a check to rectify his account.

    Synonyms:
    amend, emend, mend
    Antonyms:
    muddle, worsen
  2. to put right by adjustment or calculation, as an instrument or a course at sea.

    Synonyms:
    straighten, regulate, adjust
  3. Chemistry. to purify (especially a spirit or liquor) by repeated distillation.

  4. Electricity. to change (an alternating current) into a direct current.

  5. to determine the length of (a curve).

  6. Astronomy, Geography. to adjust (a globe) for the solution of any proposed problem.


rectify British  
/ ˈrɛktɪˌfaɪ /

verb

  1. to put right; correct; remedy

  2. to separate (a substance) from a mixture or refine (a substance) by fractional distillation

  3. to convert (alternating current) into direct current

  4. maths to determine the length of (a curve)

  5. to cause (an object) to assume a linear motion or characteristic

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of rectify

First recorded in 1350–1400; Middle English rectifien, from Middle French rectifier, from Medieval Latin rēctificāre, from Latin rēct(us) “right, straight” + -ificāre -ify; see also right

Explanation

When you rectify something, you fix it or make it right. Some English teachers will give you a chance to rectify any mistakes you've made in an essay and hand in a second, edited draft. This verb often turns up in sentences like "The truce should help to rectify this situation between the two countries," or "I'd like to rectify the misspellings in this article before I print it." To rectify is to correct or improve something — you can imagine straightening out something that's bent to make it work better. The Old French rectifier, in fact, means "to make straight," from the Latin root rectus, "straight."

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Vocabulary lists containing rectify

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

There was a sense among students and educators that the work they were doing wasn’t just to rectify past catastrophes but to prepare for future ones.

From Los Angeles Times • May 23, 2026

The April CPI was supposed to rectify the problem.

From MarketWatch • May 12, 2026

To rectify that, it embarked on what is now a long journey to make its own chips that could do the same tasks, but more efficiently.

From Barron's • Apr. 22, 2026

"It's something that we're working really hard in Wales to rectify," she said.

From BBC • Apr. 17, 2026

It can’t really be happening, the situation will rectify itself.’

From "Friday Night Lights: A Town, A Team, And A Dream" by H.G. Bissinger

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