Dictionary

myasthenia

noun my·as·the·nia \ˌmī-əs-ˈthē-nē-ə\

Definition of MYASTHENIA

:  muscular debility; also :  myasthenia gravis
my·as·then·ic \-ˈthe-nik\ adjective or noun
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Origin of MYASTHENIA

New Latin
First Known Use: circa 1856
Medical Dictionary

myasthenia

noun my·as·the·nia \ˌmī-əs-ˈthē-nē-ə\

Medical Definition of MYASTHENIA

:  muscular debility; also :  myasthenia gravis
my·as·then·ic \-ˈthen-ik\ adjective

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