invalidate
Also found in: Thesaurus, Medical, Legal, Encyclopedia.
in·val·i·date
(ĭn-văl′ĭ-dāt′)tr.v. in·val·i·dat·ed, in·val·i·dat·ing, in·val·i·dates
To make invalid; nullify.
in·val′i·da′tion n.
in·val′i·da′tor n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
invalidate
(ɪnˈvælɪˌdeɪt)vb (tr)
1. to render weak or ineffective, as an argument
2. (Law) to take away the legal force or effectiveness of; annul, as a contract
inˌvaliˈdation n
inˈvaliˌdator n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
in•val•i•date
(ɪnˈvæl ɪˌdeɪt)v.t. -dat•ed, -dat•ing.
1. to render invalid; discredit.
2. to deprive of legal force or efficacy; nullify.
[1640–50; < Medieval Latin invalidātus, past participle of invalidāre, derivative of invalidus invalid2]
in•val`i•da′tion, n.
in•val′i•da`tor, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
invalidate
Past participle: invalidated
Gerund: invalidating
| Imperative |
|---|
| invalidate |
| invalidate |
Collins English Verb Tables © HarperCollins Publishers 2011
ThesaurusAntonymsRelated WordsSynonymsLegend:
Switch to new thesaurus
| Verb | 1. | invalidate - declare invalid; "The contract was annulled"; "void a plea" strike down, cancel - declare null and void; make ineffective; "Cancel the election results"; "strike down a law" break - invalidate by judicial action; "The will was broken" stet - printing: cancel, as of a correction or deletion |
| 2. | invalidate - make invalid for use; "cancel cheques or tickets" | |
| 3. | invalidate - show to be invalid negate, contradict - prove negative; show to be false validate - prove valid; show or confirm the validity of something | |
| 4. | invalidate - take away the legal force of or render ineffective; "invalidate a contract" alter, change, modify - cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue" validate - make valid or confirm the validity of; "validate a ticket" |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
invalidate
verb
1. nullify, cancel, annul, undermine, weaken, overthrow, undo, quash, overrule, rescind, abrogate, render null and void An official decree invalidated the vote.
nullify validate, sanction, authorize, strengthen, ratify, empower
nullify validate, sanction, authorize, strengthen, ratify, empower
2. disprove, refute, negate, discredit, contradict, rebut, give the lie to, make a nonsense of, prove false, blow out of the water (slang), controvert, confute Neither point invalidates my argument.
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
invalidate
verbThe American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Translations
يُبْطِل، يُلْغي، يَنْقُض
zrušit platnost
gøre ugyldig
ógilda
zrušiť platnosť
geçersiz/hükümsüz kılmak
invalidate
[ɪnˈvælɪdeɪt] VT [+ document, argument, theory] → invalidar; [+ contract] → anular, invalidarCollins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
invalidate
[ɪnˈvælɪdeɪt] vt → invalider, annulerinvalid car invalid carriage n (British) → voiture f pour handicapéinvalid chair n (British) → fauteuil m pour handicapéCollins English/French Electronic Resource. © HarperCollins Publishers 2005
invalidate
vt → ungültig machen; theory, feelings → entkräften
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
invalidate
[ɪnˈvælɪˌdeɪt] vt (law, contract) → invalidare; (argument, conclusion) → smentirethe will was invalidated → il testamento è stato invalidato
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
invalid1
(inˈvӕlid) adjective (of a document or agreement etc) having no legal force; not valid. Your passport is out of date and therefore invalid.
inˈvalidate (-deit) verb to make invalid.
invalidity (invəˈlidəti) nounKernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.