light+sleep
1light sleep — nap, doze …
2Sleep medicine — is a medical subspecialty devoted to the diagnosis and therapy of sleep disturbances and disorders. From the middle of the 20th century, research has provided increasing knowledge and answered many questions about sleep wake functioning. [cite… …
3sleep — vb Sleep, slumber, drowse, doze, nap, catnap, snooze mean to take rest by a suspension of consciousness. Sleep, the usual term, implies ordinarily the periodical repose of this sort in which men and animals recuperate their powers after activity …
4light — light1 [līt] n. [ME liht < OE lēoht, akin to Ger licht < IE base * leuk , to shine, bright > Gr leukos, white, L lux & lumen, light, lucere, to shine, luna, moon, Welsh llug, gleam] 1. a) the form of electromagnetic radiation that acts… …
5sleep spindle — n a burst of synchronous alpha waves that occurs during light sleep …
6sleep — sleepful, adj. sleeplike, adj. /sleep/, v., slept, sleeping, n. v.i. 1. to take the rest afforded by a suspension of voluntary bodily functions and the natural suspension, complete or partial, of consciousness; cease being awake. 2. Bot. to… …
7Sleep — Waking up redirects here. For other uses, see Waking Up (disambiguation). This article is about sleep in general; for specifically non human sleep see Sleep (non human); for other uses, see Sleep (disambiguation). Sleeping child Sleep is a… …
8light — light1 W1S1 [laıt] n ▬▬▬▬▬▬▬ 1¦(natural/artificial light)¦ 2¦(lamp/electric light etc)¦ 3¦(traffic control)¦ 4¦(on a vehicle)¦ 5 first light 6 be/stand in somebody s light 7¦(for a cigarette)¦ 8¦(in somebody s eyes)¦ 9 set light to something …
9light — light1 [ laıt ] noun *** 1. ) uncount brightness from the sun or from a light, which allows you to see things: The room gets a lot of light in the afternoons. light shines: Light from the street lamps was shining through a gap in the curtains. a… …
10light — 1 /laIt/ noun 1 NATURAL/ARTIFICIAL LIGHT a) (U) the energy from the sun, a flame, a lamp etc that allows you to see things: the morning light streaming in through the windows | We could see a tiny glimmer of light in the distance. |… …