- 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.
Origin of vitiate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- 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
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
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