myotonia myotomy • myotonia atrophica · · · Info · Definitions · Characters · · myotonia · · Text Latin · · Script 8 · · Length 5 · · Syllables Definitions · · · (noun) abnormally long muscular contractions; slow relaxation of a muscle after a contraction. · · Noun Definition 1 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 y latin small letter y U+0079