DictionaryconfirmEstablishing truth
verb

confirm

kun-FURM/kənˈfɜːrm/

To establish something more firmly as valid or settled.

The matching picture confirms that the delivered jug is the one ordered.

An adult checks a delivered blue ceramic jug against an order card bearing only a matching jug picture and one check mark, establishing the delivery is correct; no written words.
Etymology

Firmare supplies the idea of strengthening, with con- perhaps adding emphasis. Making something firm developed into making it certain: confirming a claim establishes its truth through proof or assurance.

In context

Border Security52:17
be subject to forensic analysis um back at um our office. The parcels are now itemized by Federal Police officers, then transported to their Sydney headquarters for extensive testing to confirm the contents.
Top 10 Craziest Smuggling Attempts | Part 2 | Border Security Compilation

More examples

  • Please confirm your reservation by Friday.
  • Her success confirms my belief that practice pays off.
  • The bishop confirms several new church members during the service.

Forms

confirm · confirms · confirmed · confirming

confirmation noun — Evidence or approval that makes something certain.

Similar words

verify
Emphasizes checking accuracy rather than making an arrangement definite.
validate
Emphasizes establishing validity or acceptability, often against specific standards.
affirm
Emphasizes stating support or certainty, not necessarily providing evidence.