AUTOTROPH Meaning of AUTOTROPH in English [ 'ɔ:tə(ʊ)trəʊf , -trɒf ]■ noun Biology an organism that synthesizes nutrients from simple inorganic substances. Compare with heterotroph .Derivatives~ic adjective~y noun Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004