Possible Definitions:
1. Credential (a.) Giving a title or claim to credit or confidence; accrediting.
2. Credential (n.) That which gives a title to credit or confidence.
3. Credential (n.) Testimonials showing that a person is entitled to credit, or has right to exercise official power, as the letters given by a government to an ambassador or envoy, or a certificate that one is a duly elected delegate.
