myasthenia

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. a chronic progressive disease characterized by chronic fatigue and muscular weakness (especially in the face and neck);
caused by a deficiency of acetylcholine at the neuromuscular junctions
• Syn:
myasthenia gravis
• Hypernyms:
disease of the neuromuscular junction, autoimmune disease, autoimmune disorder
2. any muscular weakness
• Hypernyms:
physical condition, physiological state, physiological condition