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slow-wave sleep

noun

Definition of slow-wave sleep

:a state of deep usually dreamless sleep that occurs regularly during a normal period of sleep with intervening periods of REM sleep and that is characterized by delta waves and a low level of autonomic physiological activity

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First Known Use of slow-wave sleep

1967

Medical Dictionary

slow-wave sleep

noun

medical Definition of slow-wave sleep

:a state of deep usually dreamless sleep that occurs regularly during a normal period of sleep with intervening periods of REM sleep and that is characterized by delta waves and a low level of autonomic physiological activity — called also non-REM sleep, NREM sleep, orthodox sleep, S sleep, synchronized sleep

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