certified
Americanadjective
-
having or proved by a certificate.
a certified representative.
-
guaranteed; reliably endorsed.
a certified check.
-
legally declared insane.
-
committed to a mental institution.
adjective
-
holding or guaranteed by a certificate
-
endorsed or guaranteed
a certified cheque
-
(of a person) declared legally insane
Other Word Forms
- noncertified adjective
- uncertified adjective
- well-certified adjective
Etymology
Origin of certified
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
They are “horrid,” says Carolyn McClanahan, a physician turned certified financial planner, mainly because of the caps and policy fees.
From MarketWatch • Apr. 1, 2026
A flash of superimposed text identifies them as “*Very certified*, extremely serious ballet experts.”
From Los Angeles Times • Mar. 30, 2026
Non-credentialed preparers make far more errors than certified public accountants and enrolled agents, who must meet rigorous requirements to receive their designations.
From Barron's • Mar. 28, 2026
The decision needs to have been made twice in writing and has to be certified by a doctor who then consults with another doctor.
From BBC • Mar. 27, 2026
If you could ignore the telltale signs that he is a certified creep.
From "The Poisonwood Bible" by Barbara Kingsolver
![]()
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.