Light+sleep
51sleep spindles — bursts of activity at frequencies of about 14 per second, seen on the electroencephalogram in light or early sleep …
52sleep\ like\ a\ log — v. phr. To sleep very deeply and soundly. Although I am usually a light sleeper, I was so exhausted from the sixteen hour transpacific flight that, once we got home, I slept like a log for twelve hours …
53sleep shade — an opaque, masklike covering for the eyes, usually fitted with an elasticized cord that passes around the head, worn to aid sleep by shutting out light …
54sleep·er — /ˈsliːpɚ/ noun, pl ers [count] 1 a : a person who sleeps in a particular way a light sleeper [=someone who does not sleep well and wakes up easily] a heavy sleeper [=someone who sleeps well and does not wake up easily] a sound …
55Rapid eye movement (sleep) — Rapid eye movement (REM) sleep is a normal stage of sleep characterized by rapid movements of the eyes. REM sleep is classified into two categories: tonic and phasic. [cite book|author=Kryger M, Roth T, Dement W|title=Principles amp; Pracitces of …
56Segmented sleep — Segmented sleep, also known as divided sleep, bimodal sleep pattern, or interrupted sleep, is a polyphasic or biphasic sleep pattern where two or more periods of sleep are punctuated by a period of wakefulness. A. Roger Ekirch, a historian at… …
57Twilight sleep — A term applied to the combination of analgesia (pain relief) and amnesia (loss of memory) produced by a mixture of morphine and scopolamine ( scope ) given by a hypodermic injection (an injection under the skin). The mixture of the two drugs… …
58dog sleep — n. nap, very light sleep …
59snatch of sleep — short nap, cat nap, light sleep …
60Delayed sleep phase syndrome — Classification and external resources ICD 10 G47.2 ICD 9 327.31 …
