| 单词 | cataplexy | 
| 释义 | cat·a·plex·y    (kătə-plĕk′sē)n. pl.   cat·a·plex·ies   A sudden loss of muscle tone and strength, usually caused by an extreme emotional stimulus. [From Greek kataplēxis, fixation (of the eyes), from kataplēssein, to astound, terrify : kata-, intensive pref.; see  CATA- + plēssein, plēk-, to strike; see  plāk-2 in the Appendix of Indo-European roots.] cat′a·plectic (-plĕktĭk) adj.  | 
	
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