Usually credentials. evidence of authority, status, rights, entitlement to privileges, or the like, usually in written form: Only those with the proper credentials are admitted.
anything that provides the basis for confidence, belief, credit, etc.
verb (used with object), cre·den·tialed, cre·den·tial·ing or especially British cre·den·tialled, cre·den·tial·ling.
to grant credentials to, especially educational and professional ones: She has been credentialed to teach math.
providing the basis for confidence, belief, credit, etc.
Origin of credential
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
something that entitles a person to confidence, authority, etc
(plural) a letter or certificate giving evidence of the bearer's identity or competence
entitling one to confidence, authority, etc
Word Origin for credential
C16: from Medieval Latin crēdentia credit, trust; see credence
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
"that which entitles to credit," 1756, probably a back-formation from credentials. Earlier in English as an adjective, "confirming, corroborating" (late 15c.). As a verb, "provide with credentials," by 1828 (implied in dredentialed).
Online Etymology Dictionary, © 2010 Douglas Harper