the evidence will authenticate his claim

verify, validate, prove, substantiate, corroborate, confirm, support, back up, attest to, give credence to

a mandate authenticated by the popular vote

validate, ratify, confirm, seal, sanction, endorse

Thesaurus of popular words. 2014.

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Look at other dictionaries:

  • authenticate — au·then·ti·cate vt cat·ed, cat·ing 1: to prove or serve to prove that (something) is genuine; esp: to prove that (an item of evidence) is genuine for the purpose of establishing admissibility 2: to make (a written instrument) valid and effective… …   Law dictionary

  • authenticate — UK US /ɔːˈθentɪkeɪt/ US  /ɑːˈθenṱɪ / verb [T] ► to prove that something is real, true, or what people say it is: »Each of these signatures must be authenticated by a lawyer. »Holograms can be used to authenticate documents. ► IT to prove that… …   Financial and business terms

  • Authenticate — Au*then ti*cate, v. t. [imp. & p. p. {Authenticated}; p. pr. & vb. n. {Authenticating} (?).] [Cf. LL. authenticare.] 1. To render authentic; to give authority to, by the proof, attestation, or formalities required by law, or sufficient to entitle …   The Collaborative International Dictionary of English

  • authenticate — (v.) verify, establish the credibility of, 1650s, from M.L. authenticatus, pp. of authenticare, from authenticus (see AUTHENTIC (Cf. authentic)). Related: Authenticated; authenticating …   Etymology dictionary

  • authenticate — validate, verify, *confirm, substantiate, corroborate Analogous words: certify, accredit, endorse, *approve: *prove, try, test, demonstrate: avouch, warrant (see ASSERT) Antonyms: impugn: Contrasted words: *deny, gainsay, contradict, traverse,… …   New Dictionary of Synonyms

  • authenticate — [v] establish as real, genuine accredit, attest, authorize, bear out, certify, confirm, corroborate, endorse, guarantee, justify, prove, substantiate, validate, verify, vouch, warrant; concepts 12,103 …   New thesaurus

  • authenticate — ► VERB ▪ prove or show to be authentic. DERIVATIVES authentication noun authenticator noun …   English terms dictionary

  • authenticate — [ô then′ti kāt΄] vt. authenticated, authenticating [< ML authenticatus, pp. of authenticare < LL authenticus] 1. to make authentic or valid 2. to establish the truth of; verify 3. to prove to be genuine or as represented SYN. CONFIRM… …   English World dictionary

  • authenticate — [[t]ɔːθe̱ntɪkeɪt[/t]] authenticates, authenticating, authenticated 1) VERB If you authenticate something, you state officially that it is genuine after examining it. [V n] He says he ll have no problem authenticating the stamp... [V n] All the… …   English dictionary

  • authenticate — v. (D; tr.) to authenticate as (the painting was authenticated as genuine) * * * [ɔː θentɪkeɪt] (D; tr.) to authenticate as (the painting was authenticateed as genuine) …   Combinatory dictionary

  • authenticate — UK [ɔːˈθentɪkeɪt] / US [ɔˈθentɪˌkeɪt] verb [transitive] Word forms authenticate : present tense I/you/we/they authenticate he/she/it authenticates present participle authenticating past tense authenticated past participle authenticated to prove… …   English dictionary

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