Synonyms for invalidate

Synonyms for (verb) invalidate

Synonyms: vitiate, void, invalidate

Definition: take away the legal force of or render ineffective

Usage: invalidate a contract

Similar words: alter, change, modify

Definition: cause to change; make different; cause a transformation

Usage: The advent of the automobile may have altered the growth pattern of the city; The discussion has changed my thinking about the issue


Synonyms: nullify, invalidate

Definition: show to be invalid

Similar words: contradict, negate

Definition: prove negative; show to be false


Synonyms: invalidate, cancel

Definition: make invalid for use

Usage: cancel cheques or tickets

Similar words: mark, score

Definition: make underscoring marks


Synonyms: void, avoid, annul, invalidate, nullify, quash

Definition: declare invalid

Usage: The contract was annulled; void a plea

Similar words: strike down, cancel

Definition: declare null and void; make ineffective

Usage: Cancel the election results; strike down a law