MYASTHENIAS
Scrabble letter values: M3Y4A1S1T1H4E1N1I1A1S1 = 19
Definition
MYASTHENIAS is the plural of MYASTHENIA.
noun MYASTHENIA: a chronic progressive disease characterized by chronic fatigue and muscular weakness (especially in the face and neck).
Synonyms of MYASTHENIA: myasthenia_gravis