n.
Function: adjective
Date: circa 1585
1 : of or relating to an office, position, or trust < official duties>
2 : holding an office
3 a : AUTHORITATIVE , AUTHORIZED < official statement> b : prescribed or recognized as authorized <an official language> c : described by the U.S. Pharmacopeia or the National Formulary
4 : befitting or characteristic of a person in office <extended an official greeting>
– of · fi · cial · ly \ - ' fi-sh( ə -)l ē \ adverb