▪ a document recording a person's birth, marriage, or death.
▪ a document attesting a level of achievement in a course of study or training: "graduate certificate in information technology"
▪ a document attesting ownership of a certain item:"a stock certificate"
verb
1. provide with or attest in an official document:British"the amounts earned have to be certificated by employers"
Word Originlate Middle English (in the sense ‘certification, attestation’): from French certificat or medieval Latin certificatum, from certificare (see certify).