Invalidate in a Sentence  🔊

Definition of Invalidate

to make something useless or to repeal it

Examples of Invalidate in a sentence

If your tickets are stolen, the distributor can invalidate them so they can’t be used.  🔊

The higher court’s ruling will invalidate the jury’s decision and free a wrongly imprisoned man.  🔊

When the probate court decided to invalidate my father’s will, it took away my inheritance.  🔊

The scientist was able to invalidate his peer’s theory by proving the hypothesis wasn’t possible in a normal environment.  🔊

The 21st amendment served to invalidate the 18th amendment by repealing the prohibition act.  🔊

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