Definitions for "Slow-wave sleep"
Keywords:  nrem, eeg, sws, sleep, stage
stage of sleep characterized by low-frequency and high-amplitude waves.
stages 3 and 4 of NREM sleep, during which the brain waves are large and slow. These are usually the deeper stages of sleep.
A collective term for stages 3 and 4 of NREM sleep. Acute alcohol intoxication is typically associated with an increase in SWS, whereas SWS in alcoholics is markedly reduced during abstinence.