invalidate

  • 1 invalidate — in·val·i·date /in va lə ˌdāt/ vt: to make or declare invalid the high court invalidating the statute in·val·i·da·tion /in ˌva lə dā shən/ n Merriam Webster’s Dictionary of Law. Merriam Webster. 1996 …

    Law dictionary

  • 2 invalidate — in‧val‧i‧date [ɪnˈvældeɪt] verb [transitive] LAW to make a contract, agreement, document etc invalid: • Failure to follow the instructions correctly could invalidate the guarantee. • The Judge s ruling invalidated the company s patent.… …

    Financial and business terms

  • 3 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… …

    The Collaborative International Dictionary of English

  • 4 invalidate — (v.) 1640s, from INVALID (Cf. invalid) + ATE (Cf. ate) (2). Related: Invalidated; invalidating …

    Etymology dictionary

  • 5 invalidate — *nullify, negate, annul, abrogate Analogous words: negative, counteract, *neutralize: void, vacate, quash, *annul Antonyms: validate Contrasted words: *enforce, implement …

    New Dictionary of Synonyms

  • 6 invalidate — [v] render null and void abate, abolish, abrogate, annihilate, annul, blow sky high*, cancel, circumduct, counteract, counterbalance, disannul, discredit, disqualify, impair, negate, negative, neutralize, nix, nullify, offset, overrule, overthrow …

    New thesaurus

  • 7 invalidate — [in val′ə dāt΄] vt. invalidated, invalidating [ INVALID2 + ATE1] to make invalid; deprive of legal force invalidation n …

    English World dictionary

  • 8 invalidate — UK [ɪnˈvælɪdeɪt] / US [ɪnˈvælɪˌdeɪt] verb [transitive] Word forms invalidate : present tense I/you/we/they invalidate he/she/it invalidates present participle invalidating past tense invalidated past participle invalidated formal 1) to make… …

    English dictionary

  • 9 invalidate — [[t]ɪnvæ̱lɪdeɪt[/t]] invalidates, invalidating, invalidated 1) VERB To invalidate something such as an argument, conclusion, or result means to prove that it is wrong or cause it to be wrong. [V n] Any form of physical activity will invalidate… …

    English dictionary

  • 10 invalidate — in|val|i|date [ınˈvælıdeıt] v [T] 1.) to make a document, ticket, claim etc no longer legally or officially acceptable ▪ Failure to disclose all relevant changes may invalidate your policy. 2.) to show that something such as a belief or… …

    Dictionary of contemporary English

  • 11 invalidate — in|val|i|date [ ın vælı,deıt ] verb transitive FORMAL 1. ) to make something such as a document, contract, or process no longer legally effective: Failure to report any changes in your situation may invalidate your insurance policy. 2. ) to prove …

    Usage of the words and phrases in modern English

  • 12 invalidate — Ⅰ. invalid [1] ► NOUN ▪ a person made weak or disabled by illness or injury. ► VERB (invalided, invaliding) (usu. be invalided) ▪ remove from active service in the armed forces because of injury or illness. DERIVATIVES …

    English terms dictionary

  • 13 invalidate — transitive verb Date: 1649 to make invalid; especially to weaken or destroy the cogency of Synonyms: see nullify • invalidation noun • invalidator noun …

    New Collegiate Dictionary

  • 14 invalidate — invalidation, n. invalidator, n. /in val i dayt /, v.t., invalidated, invalidating. 1. to render invalid; discredit. 2. to deprive of legal force or efficacy; nullify. [1640 50; INVALID2 + ATE1] Syn. 1. weaken, impair; disprove, refute, rebut. *… …

    Universalium

  • 15 invalidate — verb To make invalid. Esp. applied to contract law. The circuit court judges ruling was invalidated by a superior judge …

    Wiktionary

  • 16 invalidate — Synonyms and related words: 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,… …

    Moby Thesaurus

  • 17 invalidate — I (New American Roget s College Thesaurus) v. t. nullify, cancel, annul, void. See nullification. II (Roget s IV) v. Syn. annul, refute, nullify; see cancel 2 , revoke . III (Roget s 3 Superthesaurus) v. void, nullify, annul, cancel, repeal,… …

    English dictionary for students

  • 18 invalidate — in val·i·date || ɪn vælɪdeɪt v. annul; disprove; neutralize; disqualify …

    English contemporary dictionary

  • 19 invalidate — [ɪn valɪdeɪt] verb 1》 make or prove (an argument, theory, etc.) unsound or erroneous. 2》 make (an official document or procedure) no longer legally valid. Derivatives invalidation noun …

    English new terms dictionary

  • 20 invalidate — v. a. Nullify, annul, cancel, overthrow, make void, render of no effect …

    New dictionary of synonyms