The definition of a credential is a specific qualification or achievement that shows you are qualified or it is a document or certificate proving your identity for a specific purpose.(noun)
See credential in Webster's New World College Dictionary
Origin: ME credencial < ML credentialis: see credence
See credential in American Heritage Dictionary 4
Origin: From Medieval Latin crēdentiālis, giving authority
Origin: , from crēdentia, trust; see credence. Usage Note: The use of the participle credentialed to refer to certified teachers and other professionals is well established (She became credentialed through a graduate program at a local college), but its more general use to mean “possessing professional or expert credentials” is still widely considered jargon. The sentence The board heard testimony from a number of credentialed witnesses was unacceptable to 85 percent of the Usage Panel.
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