<p><strong>Noun</strong></p><ul><li>evidence of authority, status, rights, entitlement to privileges, or the like, usually in written form: Only those with the proper credentials are admitted</li><li>information that identifies an account and keeps it secure, as username and password: The IT department assigns temporary system credentials to new employees</li><li>anything that provides the basis for confidence, belief, credit, etc.</li></ul><p><strong>Verb</strong></p><ul><li>to grant credentials to, especially educational and professional ones: She has been credentialed to teach math</li></ul><p><strong>Adjective</strong></p><ul><li>providing the basis for confidence, belief, credit, etc.</li></ul>