invalidate

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invalidate

verb abolish, abort, abrogate, annul, cannel, confute, deprive of legal effect, disannul, disprove, erase, inritum facere, labefactare, make void, nullify, override, overrule, overthrow, quash, refute, repeal, rescind, rescindere, retract, reverse, revoke, undo, vitiate, withdraw
Associated concepts: invalidate a transfer, invalidate a will, invalidate an election
See also: abandon, abate, abolish, abrogate, annul, avoid, cancel, defeat, denature, destroy, disable, disarm, disavow, discharge, discontinue, disown, disprove, disqualify, extinguish, frustrate, kill, negate, neutralize, nullify, obliterate, override, overrule, quash, recall, refute, renege, repeal, rescind, revoke, vacate, vitiate, void, withdraw

invalidate

to take away the legal force or effectiveness of; to annul, as a contract.