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Synonyms

vitiate

American  
[vish-ee-eyt] / ˈvɪʃ iˌeɪt /

verb (used with object)

vitiated, vitiating
  1. to impair the quality of; make faulty; spoil.

  2. to impair or weaken the effectiveness of.

  3. to debase; corrupt; pervert.

  4. to make legally defective or invalid; invalidate.

    to vitiate a claim.


vitiate British  
/ ˈvɪʃɪˌeɪt /

verb

  1. to make faulty or imperfect

  2. to debase, pervert, or corrupt

  3. to destroy the force or legal effect of (a deed, etc)

    to vitiate a contract

"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

  • nonvitiation noun
  • unvitiated adjective
  • unvitiating adjective
  • vitiable adjective
  • vitiation noun
  • vitiator noun

Etymology

Origin of vitiate

First recorded in 1525–35; from Latin vitiātus, past participle of vitiāre “to spoil, impair,” derivative of vitium “blemish, defect, fault” + -ātus; vice 1, -ate 1

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.

And, especially relevant to Edelman in this case: Is it vitiated by bad motives?

From New York Times

The seizure supposedly vitiated his argument for ownership, which was: If the cash is not my money, whose is it?

From Washington Post

PBS SoCal does not value its own programs by vitiating the viewer’s experience.

From Los Angeles Times

Giving that up, Professor Bale said, would vitiate the ideological rationale of her government and potentially turn her into a lame-duck leader until the next election, which she will have to call by early 2025.

From New York Times

She accused Mr Zubair of "peddling a fake-narrative to vitiate the atmosphere, cause communal disharmony & cause communal & targeted hatred against me & my family".

From BBC