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validate

[val-i-deyt]
verb (used with object), val·i·dat·ed, val·i·dat·ing.
  1. to make valid; substantiate; confirm: Time validated our suspicions.
  2. to give legal force to; legalize.
  3. to give official sanction, confirmation, or approval to, as elected officials, election procedures, documents, etc.: to validate a passport.
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Origin of validate

1640–50; < Medieval Latin validātus (past participle of validāre to make valid), equivalent to valid- (see valid) + -ātus -ate1
Related formsval·i·da·tion, nounval·i·da·tor, nounval·i·da·to·ry [val-i-duh-tawr-ee, -tohr-ee] /ˈvæl ɪ dəˌtɔr i, -ˌtoʊr i/, adjectivenon·val·i·da·tion, nounre·val·i·date, verb (used with object), re·val·i·dat·ed, re·val·i·dat·ing.re·val·i·da·tion, nounun·val·i·dat·ed, adjectiveun·val·i·dat·ing, adjective

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Antonyms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for validator

validate

verb (tr)
  1. to confirm or corroborate
  2. to give legal force or official confirmation to; declare legally valid
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Derived Formsvalidation, nounvalidatory, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for validator

validate

v.

1640s, from Latin validatus, from validus (see valid). Related: Validated; validating.

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Online Etymology Dictionary, © 2010 Douglas Harper