EPIGEAL Meaning of EPIGEAL in English [ ˌɛpɪ'dʒi:əl ]■ adjective Botany growing or occurring above the ground surface. Compare with hypogeal .OriginC19: from Gk epigeios + -al . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004