atonia at one time • atonic · · · Info · Definitions · Synonyms · Characters · · atonia · · Text Latin · · Script 6 · · Length 4 · · Syllables Definitions · · · (noun) lack of normal muscular tension or tonus. Synonyms: atonicity, atony, amyotonia. · · Noun Definition 1 Synonyms · · · atonicity · · Synonym 1 atony · · Synonym 2 amyotonia · · Synonym 3 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074