ACUMINATE Meaning of ACUMINATE in English [ ə'kju:mɪnət ]■ adjective Biology (of a plant or animal structure) tapering to a point.OriginC16: from late L. acuminat- , acuminare , from acuere (see acute ). Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004