'Invalidate' definitions:
Definition of 'invalidate'
From: WordNet
Definition of 'Invalidate'
From: GCIDE
- Invalidate \In*val"i*date\, v. t. [imp. & p. p. Invalidated; p. pr. & vb. n. Invalidating.] [From Invalid null.] To render invalid; to weaken or lessen the force of; to destroy the authority of; to render of no force or effect; to overthrow; as, to invalidate an agreement or argument. [1913 Webster]
Synonyms of 'invalidate'
From: Moby Thesaurus
- abate,
- abolish,
- abrogate,
- annihilate,
- annul,
- belie,
- blow sky-high,
- blow up,
- bring to naught,
- bring to nothing,
- buffer,
- cancel,
- cancel out,
- come to nothing,
- counterbalance,
- countermand,
- counterorder,
- deflate,
- disannul,
- disconfirm,
- discredit,
- disprove,
- disqualify,
- do away with,
- explode,
- expose,
- frustrate,
- make void,
- negate,
- negativate,
- negative,
- neutralize,
- nullify,
- offset,
- override,
- overrule,
- prove the contrary,
- puncture,
- quash,
- recall,
- recant,
- renege,
- repeal,
- rescind,
- retract,
- reverse,
- revoke,
- set aside,
- show up,
- stultify,
- suspend,
- thwart,
- undercut,
- undo,
- unfit,
- vacate,
- vitiate,
- void,
- waive,
- withdraw,
- write off