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corroborate

[ verb kuh-rob-uh-reyt; adjective kuh-rob-er-it ]
/ verb kəˈrɒb əˌreɪt; adjective kəˈrɒb ər ɪt /
SEE SYNONYMS FOR corroborate ON THESAURUS.COM

verb (used with object), cor·rob·o·rat·ed, cor·rob·o·rat·ing.

to make more certain; confirm: He corroborated my account of the accident.

adjective

Archaic. confirmed.

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Origin of corroborate

First recorded in 1520–30; from Latin corrōborātus, past participle of corrōborāre “to strengthen,” equivalent to cor- “with, together” + rōbor(āre) “to make strong” (derivative of rōbor, rōbur “oak” hence, “strength”) + -ātus past participle suffix; see cor-, robust,-ate1

OTHER WORDS FROM corroborate

WORDS THAT MAY BE CONFUSED WITH corroborate

collaborate, corroborate

Words nearby corroborate

corrigendum, corrigible, corrin, corrival, corroborant, corroborate, corroboration, corroboree, corrode, corrody, corrosion
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Words related to corroborate

authenticate, confirm, substantiate, verify, validate, justify, ratify, okay, prove, strengthen, approve, support, certify, sustain, endorse, document, establish, bear out, check out, check on

Example sentences from the Web for corroborate

British Dictionary definitions for corroborate

corroborate

verb (kəˈrɒbəˌreɪt)

(tr) to confirm or support (facts, opinions, etc), esp by providing fresh evidencethe witness corroborated the accused's statement

adjective (kəˈrɒbərɪt) archaic

serving to corroborate a fact, an opinion, etc
(of a fact) corroborated

Derived forms of corroborate

corroboration, nouncorroborative (kəˈrɒbərətɪv) or corroboratory, adjectivecorroboratively, adverbcorroborator, noun

Word Origin for corroborate

C16: from Latin corrōborāre to invigorate, from rōborāre to make strong, from rōbur strength, literally: oak
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