certificate

A document containing a certified statement.

A document evidencing ownership or debt.

(education) A document serving as evidence that a person has completed an educational course, issued either by an institution not authorised to grant diplomas, or to a student not qualifying for a diploma.

(computing theory) The information needed in order to verify a positive answer to a problem.

(computing) Ellipsis of public key certificate.

(Britain, Ireland) A motion picture age rating.