AMYOTROPHY Meaning of AMYOTROPHY in English [ ˌamɪ'ɒtrəfi ]■ noun Medicine atrophy of muscular tissue.Derivativesamyotrophic adjective OriginC19: from a- 1 + Gk mus , muo- 'muscle' + Gk trophē 'nourishment'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004