SARCOMERE Meaning of SARCOMERE in English [ 'sα:kə(ʊ)mɪə ]■ noun Anatomy a structural unit of a myofibril in striated muscle.OriginC19: from Gk sarx , sark- 'flesh' + meros 'part'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004