of deep sleep
61deep — {{Roman}}I.{{/Roman}} adj. 1 a long way from top to bottom/front to back VERBS ▪ be, look ▪ The water looks very deep there. ADVERB ▪ extremely, fairly …
62sound sleep — deep sleep, sleep of the just …
63Non-rapid eye movement sleep — slow eyes redirects here. For sloe eyes, see Prunus spinosa. Non rapid eye movement, or NREM is, collectively, sleep stages 1 – 3, previously known as stages 1 – 4. Rapid eye movement sleep (REM) is not included. There are distinct… …
64Slow-wave sleep — (SWS), often referred to as deep sleep, consists of stages 3 and 4 of non rapid eye movement sleep, according to the Rechtschaffen Kales (R K) standard of 1968.[1] As of 2008, the American Academy of Sleep Medicine (AASM) has discontinued the use …
65junk sleep — n. Low quality sleep caused by disruptions from nearby electronic devices such as cell phones, computers, and TVs. Example Citations: If you re thinking about buying your teenager a cell phone this Christmas, you might want to hold that call.… …
66slow-wave sleep — ˈ ̷ ̷ ˌ ̷ ̷ noun : 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 *… …
67rapid eye movement sleep — REM sleep. One of the five stages of sleep. During REM sleep, the eyes move rapidly while closed and dreams occur. REM sleep is the lightest stage of sleep, during which a person may wake easily. During several hours of normal sleep, a person… …
68REM sleep — Rapid eye movement sleep. One of the five stages of sleep. During REM sleep, the eyes move rapidly while closed and dreams occur. REM sleep is the lightest stage of sleep, during which a person may wake easily. During several hours of normal… …
69slow-wave sleep — slow′ wave′ sleep n. phl a recurrent period of deep sleep distinguished by the presence of slow brain waves and by very little dreaming Also called S sleep Compare REM sleep • Etymology: 1965–70 …
70slow-wave sleep — /sloh wayv /, Physiol. 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. Cf. REM sleep. [1965 70] * * * …
