accredited

[uh-kred-i-tid]

adjective

officially recognized as meeting the essential requirements, as of academic excellence: accredited schools.
provided with official credentials, as by a government: an accredited diplomatic representative.
accepted as authoritative: an accredited theory.

Origin of accredited

First recorded in 1625–35; accredit + -ed²

Related formsnon·ac·cred·it·ed, adjectiveun·ac·cred·it·ed, adjectivewell-ac·cred·it·ed, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

At an unaccredited college in Utah that was founded by acolytes of right-wing conspiracy-theorist crackpot Cleon Skousen.
Various Bits of Romney-Ryan Bashing All Rolled Into One Post!
Michael Tomasky
October 11, 2012

Jonson, unknown and unaccredited, had offered a play to the theatre.
A Day with William Shakespeare
Maurice Clare
The worst of it is, I am the only unaccredited member of the household!
When a Man Marries
Mary Roberts Rinehart
His unaccredited presence and officiousness in the capital of the Doges were made to appear both offensive and ridiculous.
De Orbe Novo, Volume 1 (of 2)
Trans. by Francis Augustus MacNutt
To remain inactive as an envoy was bad enough; to stay on unaccredited seemed impossible.
Jefferson and his Colleagues
Allen Johnson
Or rather, perhaps, some inward, unaccredited guardian signalled to him of danger.
The Kindred of the Wild
Charles G. D. Roberts

"furnished with credentials," 1630s, past participle adjective from accredit (v.).