I. əˈfishēˌāt, ōˈf-, usu -ād.+V verb
( -ed/-ing/-s )
Etymology: Medieval Latin officiatus, past participle of officiare, from Late Latin officium (ecclesiastical) office — more at office
intransitive verb
1.
a. : to perform a prescribed religious service or ceremony
officiate at a Communion service
officiate at a coronation
officiate at a wedding
b. : to carry through a prescribed or traditional ceremony : perform a social duty
officiate as toastmaster at a banquet
officiate as hostess at a formal dinner
2.
a. : to act in an official capacity : fill a position
asked her to officiate temporarily as his personal secretary
b. : to act as an official at a sports contest
transitive verb
1. : to carry out (an official duty or function)
2. : to serve as a leader or celebrant of (a ceremony)
3. : to administer the rules of (a game or sport) especially as a referee or umpire
II. -ēə̇t noun
( -s )
Etymology: Latin officium + English -ate
: a body of officials