validation

Plural: validations

Noun

• the act of validating; finding or testing the truth of something
• the cognitive process of establishing a valid proof
• The act of validating something.
• Something, such as a certificate, that validates something; attestation, authentication, confirmation, proof or verification.
• The process whereby others confirm the validity of one's emotions or perspective.
• The process of identifying a new prisoner's gang affiliation.

Synonyms

establishment, proof, substantiation