ACROPHOBIA Meaning of ACROPHOBIA in English [ ˌakrə'fəʊbɪə ]■ noun extreme or irrational fear of heights.Derivativesacrophobic adjective OriginC19: from Gk akron 'summit' + -phobia . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004