vitiate verb - Definition, pictures, pronunciation and usage notes | Oxford Advanced American Dictionary at OxfordLearnersDictionaries.com

Definition of vitiate verb from the Oxford Advanced American Dictionary

vitiate

verb

NAmE//ˈvɪʃiˌeɪt//

[usually passive] vitiate something (formal)Verb Forms present simple I / you / we / they vitiate

he / she / it vitiates

past simple vitiated

-ing form vitiating

to spoil or reduce the effect of something The “yes” vote was vitiated by the low turnout in the election.

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