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certify

[ sur-tuh-fahy ]
/ 藞s蓽r t蓹藢fa瑟 /
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See synonyms for: certify / certified / certifier on Thesaurus.com

verb (used with object), cer路ti路fied, cer路ti路fy路ing.
verb (used without object), cer路ti路fied, cer路ti路fy路ing.
to give assurance; testify; vouch for the validity of something (usually followed by to).
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Origin of certify

1300鈥50; Middle English certifien<Middle French certifier<Late Latin certific膩re, equivalent to Latin certi- (combining form of certus decided; see certain) + -fic膩re-fy

OTHER WORDS FROM certify

cer路ti路fi路er, nounpre路cer路ti路fy, verb (used with object), pre路cer路ti路fied, pre路cer路ti路fy路ing.re路cer路ti路fy, verb (used with object), re路cer路ti路fied, re路cer路ti路fy路ing.un路cer路ti路fy路ing, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, 漏 Random House, Inc. 2022

How to use certify in a sentence

British Dictionary definitions for certify

certify
/ (藞s蓽藧t瑟藢fa瑟) /

verb -fies, -fying or -fied
to confirm or attest (to), usually in writingthe letter certified her age
(tr) to endorse or guarantee (that certain required standards have been met)
to give reliable information or assuranceshe certified that it was Walter's handwriting
(tr) to declare legally insane
(tr) US and Canadian (of a bank) to state in writing on (a cheque) that payment is guaranteed

Derived forms of certify

certifier, noun

Word Origin for certify

C14: from Old French certifier, from Medieval Latin certific膩re to make certain, from Latin certus certain + facere to make
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition 漏 William Collins Sons & Co. Ltd. 1979, 1986 漏 HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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