Adj. | 1. | certified - endorsed authoritatively as having met certain requirements; "a certified public accountant" authorised, authorized - endowed with authority documented - furnished with or supported by documents; "the first documented case of shark attack in those waters" uncertified - lacking requisite official documentation or endorsement |
2. | certified - fit to be certified as insane (and treated accordingly) insane - afflicted with or characteristic of mental derangement; "was declared insane"; "insane laughter" | |
3. | certified - holding appropriate documentation and officially on record as qualified to perform a specified function or practice a specified skill; "a registered pharmacist"; "a registered hospital" registered - listed or recorded officially; "record is made of `registered mail' at each point on its route to assure safe delivery"; "registered bonds" |