confirm, corroborate, substantiate, verify, authenticate, validate mean to attest to the truth or validity of something. confirm implies the removing of doubts by an authoritative statement or …

CONFIRM definition: 1. to make an arrangement or meeting certain, often by phone or writing: 2. to prove that a belief…. Learn more.

CONFIRM definition: to establish the truth, accuracy, validity, or genuineness of; corroborate; verify. See examples of confirm used in a sentence.

Confirm implies the establishment of certainty or conviction: The information confirmed our worst suspicions. To corroborate something is to strengthen or uphold the evidence that supports it: …

Definition of confirm verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Find 139 different ways to say CONFIRM, along with antonyms, related words, and example sentences at Thesaurus.com.

If you confirm an arrangement or appointment, you say that it is definite, usually in a letter or email or on the phone. You make the reservation, and I'll confirm it in writing. [VERB noun]