Meaning of the word vitiate in English

What does vitiate mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

vitiate

US /ˈvɪʃ.i.eɪt/
UK /ˈvɪʃ.i.eɪt/

Verb

1.

to spoil or impair the quality or efficiency of something

Example:
The corrupt official tried to vitiate the entire legal process.
Poor communication can vitiate the effectiveness of a team.
2.

to make legally invalid or ineffective

Example:
The judge ruled that the contract was vitiated by fraud.
Any attempt to alter the document will vitiate its authenticity.