cataplexy

(kătˈə-plĕkˌsē)

noun pl. cat·a·plex·ies
A sudden loss of muscle tone and strength, usually caused by an extreme emotional stimulus.

Origin:

Origin: From Greek kataplēxis, fixation (of the eyes)

Origin: , from kataplēssein, to astound, terrify

Origin: : kata-, intensive pref.; see cata-

Origin: + plēssein, plēk-, to strike; see plāk-2 in Indo-European roots

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Related Forms:

  • catˌa·plecˈtic (-plĕkˈtĭk) adjective

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