/ ˌeks əˈfɪʃiəʊ; NAmE -ʃioʊ/ adjective
(from Latin , formal ) included or allowed because of your job, position or rank :
an ex officio member of the committee
► ex of·fi·cio adverb
••
WORD ORIGIN
Latin , from ex out of, from + officium duty.
/ ˌeks əˈfɪʃiəʊ; NAmE -ʃioʊ/ adjective
(from Latin , formal ) included or allowed because of your job, position or rank :
an ex officio member of the committee
► ex of·fi·cio adverb
••
WORD ORIGIN
Latin , from ex out of, from + officium duty.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005