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WordNet-Online
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Verb invalidate has 4 senses
- invalidate, annul, quash, void, avoid, nullify - declare invalid; "The contract was annulled"; "void a plea"
--1 is one way to cancel, strike down
Antonyms: validate, formalize, formalise
Sample sentences:
Somebody ----s something
Something ----s something
- cancel, invalidate - of cheques or tickets
--2 is one way to score, mark
Sample sentence:
Somebody ----s something
- invalidate, nullify - show to be invalid
--3 is one way to negate, contradict
Antonyms: validate
Sample sentences:
Somebody ----s something
Something ----s something
- invalidate, void, vitiate - take away the legal force of or render ineffective; "invalidateas a contract"
--4 is one way to change, alter, modify
Antonyms: validate
Sample sentences:
Somebody ----s something
Something ----s something
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