slow-wave sleep
[ sloh-weyv ]
/ ˈsloʊˈweɪv /
noun Physiology.
a recurrent period of deep sleep, typically totaling five or six hours a night, distinguished by the presence of slow brain waves and by very little dreaming.
Also called
S sleep.
Compare
REM sleep.
Origin of slow-wave sleep
First recorded in 1965–70
Words nearby slow-wave sleep
slow-reacting substance of anaphylaxis,
slow-release,
slow-scan television,
slow-twitch,
slow-up,
slow-wave sleep,
slow-witted,
slowcoach,
slowdown,
slowly,
slowpoke