noun[mass noun] Medicine
A disorder characterized by abnormal or unusual behaviour 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.
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