confirm


confirm

verb

Definition of CONFIRM

1
to give evidence or testimony to the truth or factualness of <several eyewitnesses who can confirm the defendant's account of what happened>
Related Words avouch, back (up), testify (to), vouch (for), witness; guarantee, warrant; affirm, assert, aver, avow, declare, profess; demonstrate, document, establish, prove, reinforce (also reenforce)
Antonyms disprove, rebut, refute
2
to give official acceptance of as satisfactory <the senate must confirm an appointment to an ambassadorship>

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