muscle cell muscle-building • muscle-celled · · · Info · Definitions · Synonyms · Characters · · muscle cell · · Text Common · · Latin · · Scripts 11 · · Length Definitions · · · (noun) an elongated contractile cell that forms the muscles of the body. Synonyms: muscle fiber, muscle fibre. · · Noun Definition 1 Synonyms · · · muscle · · Synonym 1 musculus · · Synonym 2 muscular tissue · · Synonym 3 muscleman · · Synonym 4 brawn · · Synonym 5 brawniness · · Synonym 6 muscularity · · Synonym 7 sinew · · Synonym 8 heftiness · · Synonym 9 Characters · · space U+0020 c latin small letter c U+0063 e latin small letter e U+0065 l latin small letter l U+006C m latin small letter m U+006D s latin small letter s U+0073 u latin small letter u U+0075