[ vish-ee-eyt ]
- to spoil, make faulty
- to reduce the value, quality, or effectiveness of something
Examples of vitiate in a sentence:
- If you think that crossing your fingers behind your back is going to vitiate the promise you made, think again.
- Because of the obnoxious behavior of the defendant, the judge instructed the jury not to allow their personal feelings vitiate their objectivity in the case.