cataplexy

/ˈkætəˌplɛksi/

cataplexy noun: an abrupt loss of muscle tone, sometimes associated with narcolepsy.

Noun

cataplexy (countable and uncountable, plural cataplexies)

An abrupt loss of muscle tone, sometimes associated with narcolepsy.
- Narcolepsy has been associated with the human leukocyte antigen (HLA) system, a 4-megabase region of chromosome 6, which is divided into three subregions: class I, class II, and class III. Class II HLA antigens have been strongly associated with autoimmune diseases. The class II antigen, DQB1*0602...2013 May 1, James M. Parish MD, FCCP, “Genetic and Immunologic Aspects of Sleep and Sleep Disorders”, in Chest, volume 143, number 5, →DOI, pages 1489–1499

அசைவற்றுப் போதல், கட்டையிடல், கல்லாய்ச்சமைதல்

plural	cataplexies

From German Kataplexie, from Ancient Greek κατάπληξις (katáplēxis), from κατά (katá, “down”) + πλῆξῐς (plêxĭs, “blow, act of striking”).

What does cataplexy mean?: Cataplexy means an abrupt loss of muscle tone, sometimes associated with narcolepsy.
What is cataplexy in Tamil?: Cataplexy in Tamil is அசைவற்றுப் போதல், கட்டையிடல், கல்லாய்ச்சமைதல். See Cataplexy meaning in Tamil.
What part of speech is cataplexy?: Cataplexy is a noun.
How do you pronounce cataplexy?: Cataplexy is pronounced /ˈkætəˌplɛksi/.
What is the plural of cataplexy?: The plural of cataplexy is cataplexies.

Adapted from Wiktionary: cataplexy (page history and authors); cataplexy (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Gt59514-cataplexy.wav.

Cite this entry: “cataplexy.” Word.ws, https://word.ws/cataplexy. Based on Wiktionary, CC BY-SA 4.0.