INVALIDATE: Synonyms and Related Words. What is Another Word for INVALIDATE?

Need another word that means the same as “invalidate”? Find 30 synonyms and 30 related words for “invalidate” in this overview.

The synonyms of “Invalidate” are: annul, avoid, nullify, quash, void, cancel, vitiate, disprove, prove to be false, show to be false, refute, explode, contradict, rebut, negate, gainsay, belie, give the lie to, discredit, expose, debunk, knock the bottom out of, drive a coach and horses through, render invalid, veto, overturn, overrule, override, undo, reverse

Invalidate as a Verb

Definitions of "Invalidate" as a verb

According to the Oxford Dictionary of English, “invalidate” as a verb can have the following definitions:

• Make or prove (an argument, statement, or theory) unsound or erroneous.
• Declare invalid.
• Make invalid for use.
• Take away the legal force of or render ineffective.
• Deprive (an official document or procedure) of legal validity because it contravenes a regulation or law.
• Show to be invalid.

Synonyms of "Invalidate" as a verb (30 Words)

annul	Declare invalid (an official agreement, decision, or result. The contract was annulled.
avoid	Stay clear from; keep away from; keep out of the way of someone or something. Book early to avoid disappointment.
belie	Represent falsely. His lively alert manner belied his years.
cancel	Make up for. Cancelling stamps on registered mail.
contradict	Be in contradiction with. Within five minutes he had contradicted himself twice.
debunk	Expose while ridiculing; especially of pretentious or false claims and ideas. The physicist debunked the psychic s claims.
discredit	Cause to be distrusted or disbelieved. His remarks were taken out of context in an effort to discredit him.
disprove	Prove that (something) is false. He has given the Department of Transport two months to disprove the allegation.
drive a coach and horses through	Work as a driver.
explode	Cause to burst as a result of air pressure; of stop consonants like /p/, /t/, and /k. His anger exploded.
expose	Expose while ridiculing especially of pretentious or false claims and ideas. At low tide the sands are exposed.
gainsay	Deny or contradict (a fact or statement. None could gainsay her.
give the lie to	Offer in good faith.
knock the bottom out of	Find fault with; express criticism of; point out real or perceived flaws.
negate	Make ineffective by counterbalancing the effect of. This action will negate the effect of my efforts.
nullify	Make legally null and void; invalidate. Insulin can block the release of the hormone and thereby nullify the effects of training.
override	Extend over; overlap. The courts will ultimately override any objections.
overrule	Rule against. Chief Judge Moran overruled the government s objections.
overturn	Cause to overturn from an upright or normal position. The crowd proceeded to overturn cars and set them on fire.
prove to be false	Establish the validity of something, as by an example, explanation or experiment.
quash	Reject as invalid, especially by legal procedure. His conviction was quashed on appeal.
rebut	Prove to be false or incorrect. But he their sharp assault right boldly did rebut.
refute	Prove to be false or incorrect. A spokesman totally refuted the allegation of bias.
render invalid	Make over as a return.
reverse	Reverse the position order relation or condition of. The damage done to the ozone layer may be reversed.
show to be false	Indicate a place, direction, person, or thing; either spatially or figuratively.
undo	Cause the downfall or ruin of. I wish I could undo my actions.
veto	Exercise a veto against a decision or proposal. The President vetoed the bill.
vitiate	Corrupt morally or by intemperance or sensuality. The insurance is vitiated because of foolish acts on the part of the tenant.
void	Excrete (waste matter. The gases are usually voided into the mechanism.

Usage Examples of "Invalidate" as a verb

• A technical flaw in her papers invalidated her nomination.
• Invalidate a contract.

Associations of "Invalidate" (30 Words)

abolish	Formally put an end to (a system, practice, or institution. Slavery was abolished in the mid 19th century in America and in Russia.
abrogate	Repeal or do away with (a law, right, or formal agreement. A proposal to abrogate temporarily the right to strike.
abrogation	The repeal or abolition of a law, right, or agreement.
annihilate	Kill in large numbers. A fraction of the mass of atomic nuclei is annihilated.
annul	Declare invalid. The elections were annulled by the general amid renewed protests.
cancel	A notation cancelling a previous sharp or flat. Divide by 9 cancels out multiply by 9.
counterbalance	A factor having the opposite effect to that of another and so preventing it from exercising a disproportionate influence. The sitter s weight counterbalances the tilting pressure on the backrest.
countermand	Revoke or cancel (an order. An order to arrest the strike leaders had been countermanded.
delete	Remove (data) from a computer’s memory. Their EMI release has already been deleted.
deny	Deny oneself something restrain especially from indulging in some pleasure. The servants are ordered to deny him.
exterminate	Destroy completely. They use poison to exterminate moles.
negate	Be in contradiction with. This action will negate the effect of my efforts.
neutralize	Get rid of (someone who may be a threat) by killing. She neutralized the solution.
null	Combine a signal with another in order to create a null cancel out. His curiously null life.
nullify	Make legally null and void; invalidate. Insulin can block the release of the hormone and thereby nullify the effects of training.
override	Counteract the normal operation of (an automatic gear shift in a vehicle. Commission overrides give established carriers an unfair advantage.
prove	Prove formally demonstrate by a mathematical formal proof. Prove a will.
reject	Reject with contempt. I reject the idea of starting a war.
repeal	The act of abrogating; an official or legal cancellation. The House voted in favour of repeal.
repudiation	Refusal to fulfil or discharge an agreement, obligation, or debt. The breach is not so serious as to amount to a repudiation of the whole contract.
rescind	Cancel officially. The government eventually rescinded the directive.
rescission	The revocation, cancellation, or repeal of a law, order, or agreement. The plaintiff agreed to the rescission of the agreement.
reversible	Capable of being reversed. A reversible jacket.
revocable	Capable of being revoked or annulled. A revocable settlement.
revoke	Officially cancel (a decree, decision, or promise. He revoked the ban on smoking.
substantiate	Establish or strengthen as with new evidence or facts. They had found nothing to substantiate the allegations.
terminate	Terminate the employment of discharge from an office or position. He was terminated by persons unknown.
vacate	Leave (a job, post, or position) voluntarily. He vacated his office as Director.
verify	To declare or affirm solemnly and formally as true. Verify a claim.
veto	A rejection by right of veto. The president vetoed the bill.