vitiate

[ vish-ee-eyt ]
/ ˈvɪʃ iˌeɪt /

verb (used with object), vi·ti·at·ed, vi·ti·at·ing.

to impair the quality of; make faulty; spoil.
to impair or weaken the effectiveness of.
to debase; corrupt; pervert.
to make legally defective or invalid; invalidate: to vitiate a claim.

Nearby words

  1. vitellogenic,
  2. vitellointestinal cyst,
  3. vitellus,
  4. viti levu,
  5. vitiable,
  6. vitiation,
  7. viticetum,
  8. viticulture,
  9. vitiliginous,
  10. vitiligo

Origin of vitiate

1525–35; < Latin vitiātus, past participle of vitiāre to spoil, derivative of vitium blemish, vice1 + -ātus -ate1

Related forms
Can be confusedameliorate obviate vitiate

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for non-vitiation

vitiate

/ (ˈvɪʃɪˌeɪt) /

verb (tr)

to make faulty or imperfect
to debase, pervert, or corrupt
to destroy the force or legal effect of (a deed, etc)to vitiate a contract
Derived Formsvitiable, adjectivevitiation, nounvitiator, noun

Word Origin for vitiate

C16: from Latin vitiāre to injure, from vitium a fault

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

Word Origin and History for non-vitiation

vitiate

v.

1530s, from Latin vitiatus, past participle of vitiare "to make faulty, injure, spoil, corrupt," from vitium "fault, defect, blemish, crime, vice" (see vice (n.1)). Related: Vitiated; vitiating.

Online Etymology Dictionary, © 2010 Douglas Harper