sarcolemma sarcolactic • sarcolemmal · · · Info · Definitions · Characters · · sarcolemma · · Text Latin · · Script 10 · · Length 4 · · Syllables Definitions · · · (noun) an extensible membrane enclosing the contractile substance of a muscle fiber. · · Noun Definition 1 Characters · · a latin small letter a U+0061 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 o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073