- Sleep is the act of slumbering, during which time your body systems refresh themselves.
An example of sleep is laying in bed at night with your eyes closed and having no conscious thought for a period of seven or eight hours.
- Sleep is defined as to slumber, rest or be in a state of inactivity like sleep.
An example of sleep is what you do when you go to bed at midnight, close your eyes and rest through the night.
- a natural, regularly recurring condition of rest for the body and mind, during which the eyes are usually closed and there is little or no conscious thought or voluntary movement, but there is intermittent dreaming
- a spell of sleeping
- any state of inactivity thought of as like sleep, as death, unconsciousness, hibernation, etc.
- Bot. nyctitropism
Origin of sleepMiddle English slep ; from Old English slæp, akin to German schlaf, sleep, schlaff, loose, lax ; from Indo-European an unverified form slab ; from base an unverified form (s)leb-, an unverified form (s)lab-, loose, slack from source lip, limp, Classical Latin labor, to slip, sink
intransitive verbslept, sleeping
- to be in the state of sleep; slumber
- to be in a state of inactivity like sleep, as that of death, quiescence, hibernation, inattention, etc.
- Informal to have sexual intercourse (with)
- Informal to postpone a decision (on) to allow time for deliberation: let me sleep on it
- Bot. to assume a nyctitropic position at night, as petals or leaves
- to slumber in (a specified kind of sleep): to sleep the sleep of the just
- to provide sleeping accommodations for: a boat that sleeps four
- to spend in sleeping; sleep during
- to get rid of by sleeping
- to sleep at the place where one is employed as a household servant
- to sleep later in the morning than one usually does
sleep it off
- to spend in sleeping; sleep throughout
- to sleep outdoors
- a. A natural periodic state of rest for the mind and body, in which the eyes usually close and consciousness is completely or partially lost, so that there is a decrease in bodily movement and responsiveness to external stimuli. During sleep the brain in humans and other mammals undergoes a characteristic cycle of brain-wave activity that includes intervals of dreaming.b. A period of this form of rest.c. A state of inactivity resembling or suggesting sleep; unconsciousness, dormancy, hibernation, or death.d. A state in which a computer shuts off or reduces power to its peripherals (such as the display or memory) in order to save energy during periods of inactivity.
- Botany The folding together of leaflets or petals at night or in the absence of light.
- A crust of dried tears or mucus normally forming around the inner rim of the eye during sleep.
verbslept slept , sleep·ing, sleeps
- To be in the state of sleep or to fall asleep.
- To be in a condition resembling sleep.
- To pass or get rid of by sleeping: slept away the day; went home to sleep off the headache.
- To provide sleeping accommodations for: This tent sleeps three comfortably.
Origin of sleepMiddle English slepe, from Old English sl&aemac;p; see slēb- in Indo-European roots.
(countable and uncountable, plural sleeps)
- (uncountable) The state of reduced consciousness during which a human or animal rests in a daily rhythm.
- I really need some sleep.
- We need to conduct an overnight sleep test to diagnose your sleep problem.
- (countable, informal) An act or instance of sleeping.
- I’m just going to have a quick sleep.
- (uncountable) Rheum found in the corner of the eyes after waking, whether real or a figurative objectification of sleep (in the sense of reduced consciousness).
- Wipe the sleep from your eyes.
- A state of plants, usually at night, when their leaflets approach each other and the flowers close and droop, or are covered by the folded leaves.
From Middle English sleep, sleepe, from Old English slǣp (“sleep”), from Proto-Germanic *slēpaz (“sleep”), from Proto-Indo-European *(s)lāb- (“to hang loosely, be limp, be languid”). Cognate with West Frisian sliep (“sleep”), Saterland Frisian släipe (“sleep”), Low German Slaap (“sleep”), Dutch slaap (“sleep”), German Schlaf (“sleep”), Russian слабый (slábyj, “weak”).
(third-person singular simple present sleeps, present participle sleeping, simple past and past participle slept)
- (intransitive) To rest in a state of reduced consciousness.
- You should sleep 8 hours a day.
- (intransitive) (Of a spinning top) to spin on its axis with no other perceptible motion.
- When a top is sleeping, it is spinning but not precessing.
- To accommodate in beds.
- This caravan can sleep up to four people.
- To be slumbering in (a state).
- to sleep a dreamless sleep
- To be careless, inattentive, or unconcerned; not to be vigilant; to live thoughtlessly.
- To be dead; to lie in the grave.
- To be, or appear to be, in repose; to be quiet; to be unemployed, unused, or unagitated; to rest; to lie dormant.
- a question sleeps for the present; the law sleeps
From Middle English slepen, from Old English slǣpan (“to sleep”), from Proto-Germanic *slēpaną (“to sleep”), from Proto-Indo-European *slab-, *slap-, *(s)lÁb- (“to hang loose, be limp”). Cognate with West Frisian sliepe (“to sleep”), North Frisian sliepen (“to sleep”), Low German slapen (“sleep”), Dutch slapen (“to sleep”), German schlafen (“to sleep”), Russian слабый (slábyj, “weak”).
sleep - Computer Definition
(1) An inactive state. See sleep mode.
(2) A delay in processing. In a programming language, a sleep statement creates a delay for a specified period of time.
(3) An inactive state of a program. The program resumes processing after receiving a signal.