| Roget’s II: The New Thesaurus, Third Edition. 1995. |
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authenticate |
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| VERB: | 1. To assure the certainty or validity of: attest, back (up), bear out, confirm, corroborate, evidence, justify, substantiate, testify (to), validate, verify, warrant. See SUPPORT, TRUE. 2. To establish as true or genuine: bear out, confirm, corroborate, demonstrate, endorse, establish, evidence, prove, show, substantiate, validate, verify. See SHOW, SUPPORT.
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| Roget’s II: The New Thesaurus, Third Edition. Copyright © 1995 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved. |
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