official

(noun) a worker who holds or is invested with an office. Synonyms: functionary.

(noun) someone who administers the rules of a game or sport. Example: "The golfer asked for an official who could give him a ruling."

(adj) having official authority or sanction. Synonyms: official (vs. unofficial). Examples: "Official permission." "An official representative."

(adj) of or relating to an office. Example: "Official privileges."

(adj) verified officially. Example: "The election returns are now official."

(adj) conforming to set usage, procedure, or discipline. Synonyms: prescribed. Example: "In prescribed order."

(adj) (of a church) given official status as a national or state institution.