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.
References in periodicals archive ?
It is particularly attractive for those who have been sued in districts which are less likely to invalidate patents.
The first is a tendency to invalidate statutes in impressive numbers, disregarding Justice Oliver Wendell Holmes's admonition that nonelected judges should give great deference to democratically elected legislatures.
They give extra scrutiny to laws that affect those minorities, and invalidate those that they judge to put politically tinged freedoms at risk.
Radical feminists invalidate science on the grounds that it, like all other forms of human knowledge, is necessarily selective and provisional.