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parasomnia Syllabification: par·a·som·ni·a
Pronunciation: /ˌperəˈsämnēə/

Definition of parasomnia in English:


A disorder characterized by abnormal or unusual behavior of the nervous system during sleep: he’s being treated for parasomnia at a sleep disorder clinic
More example sentences
  • Sleepwalking is a form of parasomnia, a class of sleep disorders characterized by partial wakefulness.
  • Nocturnal head banging, sleep talking and nocturnal leg cramps are other rare forms of parasomnia.
  • Almost 20-40 percent of all normal kids have parasomnia at least once in their lifetimes.


1930s: blend of para-1 and insomnia.

Definition of parasomnia in:
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