light sleep


Also found in: Dictionary, Thesaurus, Legal, Encyclopedia.
Related to light sleep: Light Sleeper, deep sleep

dys·nys·tax·is

(dis'nis-tak'sis),
A condition of half sleep.
Synonym(s): light sleep
[dys- + G. nystaxis, drowsiness]

dys·nys·tax·is

(dis'nis-tak'sis)
A condition of half sleep.
Synonym(s): light sleep.
[dys- + G. nystaxis, drowsiness]

light sleep

A colloquial term for the first stage of non–rapid eye movement (NREM) sleep. It is sometimes also applied to the second stage of NREM sleep.
See also: sleep
References in periodicals archive ?
REM Sleep, Deep Sleep and Light Sleep Tracking - Among health trackers, only Basis captures these 3 critical sleep phases for mental and physical health.
6,2) 90 Winter pastime (8) 92 Drilling frames (8) 93 Baffling riddle (6) 94 Bloom on a plant (6) 95 Sphere representing the Earth (5) 97 To some extent (6) 99 Consuming food (6) 100 Light sleep (6) 102 Fatter or taller (6) 103 Hard and compact (5) 105 Prickly sensation (4) 108 Small measurement of length (4) Do our Big Crossword and you could win PS200.
During deep and light sleep, the first two stages, we are restless in bed.
In 2013, telco providers will offer light sleep capabilities, and satellite providers will include an "automatic power down" feature in 90 percent of set-top-boxes purchased and deployed.
Periods of deep and light sleep are also recorded with a view to helping you develop sleep patterns that will help athletes unlock peak fitness and performance.
It is also called paradoxical sleep because of the paradox that the EEG in this sleep stage is similar to that in wakefulness or light sleep, although this is deep sleep in terms of arous-ability.
Rapid eye movement (REM) sleep: A stage of light sleep characterized by rapid eye movements and associated with dreaming.
The amount of light sleep is increased, and the amount of deep sleep is decreased.
This is often light sleep and unsatisfying, leading to general fatigue even following the sleep period.
Rita couldn't settle down in the small damp claustrophobic room, and she lay awake for a while, until she drifted off into a light sleep.
I cannot see a problem if a person sits on a chair and falls in a light sleep waiting for an emergency.