official
1. of.fi.cial \*-'fish-*l\ n : one who holds or is invested with an office and esp. a subordinate one :: OFFICER 2. official \-'fish-(*-)le-\ aj 1: of or relating to an office, position, or trust 2: holding an office 3a: AUTHORIZED, AUTHORITATIVE 3b: prescribed or recognized as authorized; specif : described by the U.S. Pharmacopeia or the National Formulary 4: befitting or characteristic of a person in office : FORMAL - of.fi.cial.ly av