单词 | myasthenia |
释义 | myasthenia/ˌmʌɪəsˈθiːnɪə /noun [mass noun] 1A condition causing abnormal weakness of certain muscles.Louise suffers from osteoporosis and myasthenia, a muscle weakness which means she needs to sleep for about four hours after every riding lesson....
1.1 (in full myasthenia gravis /ˈɡrɑːvɪs/ /ˈɡravɪs/) A rare chronic autoimmune disease marked by muscular weakness without atrophy, and caused by a defect in the action of acetylcholine at neuromuscular junctions.It has been useful in treating autoimmune diseases such as myasthenia gravis....
OriginMid 19th century: modern Latin, from Greek mus 'muscle' + asthenia. |
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