noun 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.
noun The information needed in order to verify a positive answer to a problem.
noun Ellipsis of public key certificate.
noun A motion picture age rating.
The film is certificate 15.
noun Synonym of certification.
verb To supply with a certificate, especially following certification.