corroborate (v.) 1530s, "to give (legal) confirmation to," from L. corroboratus, pp. of corroborare "to strengthen, invigorate," from com- "together" or "thoroughly" (see COM- (Cf. com-)) + roborare "to make strong," from robur, robus "strength," (see ROBUST (Cf. robust)). Meaning "to strengthen by evidence, to confirm" is from 1706. Sometimes in early use the word also has its literal Latin sense, especially of medicines. Related: Corroborated; corroborating; corroborative.

Etymology dictionary. 2014.

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  • corroborate — cor·rob·o·rate /kə rä bə ˌrāt/ vt rat·ed, rat·ing [Latin corroboratus, past participle of corroborare to strengthen, from com , prefix marking completion + robur strength, literally, oak tree]: to support with evidence or authority: strengthen or …   Law dictionary

  • Corroborate — Cor*rob o*rate (k?r r?b ? r?t), v. t. [imp. & p. p. {Corroborated} ( r? t?d); p. pr. & vb. n. {Corroborating} ( r? t?ng). ] [L. corroboratus, p. p. of corroborare to corroborate; cor + roborare to strengthen, robur strength. See {Robust}.] 1. To… …   The Collaborative International Dictionary of English

  • corroborate — [kə räb′ə rāt΄] vt. corroborated, corroborating [< L corroboratus, pp. of corroborare, to strengthen < com , intens. + roborare < robur, strength: see ROBUST] 1. Obs. to strengthen 2. to make more certain the validity of; confirm;… …   English World dictionary

  • Corroborate — Cor*rob o*rate ( r?t), a. Corroborated. [Obs.] Bacon. [1913 Webster] …   The Collaborative International Dictionary of English

  • corroborate — *confirm, substantiate, verify, authenticate, validate Analogous words: attest, vouch, *certify: *support, uphold, back Antonyms: contradict Contrasted words: invalidate, negate, *nullify …   New Dictionary of Synonyms

  • corroborate — [v] back up information, story approve, authenticate, bear out, certify, check on, check out, check up, confirm, declare true, document, double check, endorse, establish, give nod*, justify, okay, prove, ratify, rubber stamp*, strengthen,… …   New thesaurus

  • corroborate — ► VERB ▪ confirm or give support to (a statement or theory). DERIVATIVES corroboration noun corroborative adjective. ORIGIN Latin corroborare strengthen …   English terms dictionary

  • corroborate — cor|rob|o|rate [kəˈrɔbəreıt US kəˈra: ] v [T] formal [Date: 1500 1600; : Latin; Origin: , past participle of corroborare, from com ( COM ) + robur strength ] to provide information that supports or helps to prove someone else s statement, idea… …   Dictionary of contemporary English

  • corroborate — UK [kəˈrɒbəreɪt] / US [kəˈrɑbəˌreɪt] verb [transitive] Word forms corroborate : present tense I/you/we/they corroborate he/she/it corroborates present participle corroborating past tense corroborated past participle corroborated formal to support …   English dictionary

  • corroborate — verb Corroborate is used with these nouns as the object: ↑finding, ↑report, ↑testimony, ↑view …   Collocations dictionary

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