Sleep Definition

slēp
sleeping, sleeps, slept
noun
sleeps
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.
Webster's New World
A period of this form of rest.
American Heritage
A spell of sleeping.
Webster's New World
Any state of inactivity thought of as like sleep, as death, unconsciousness, hibernation, etc.
Webster's New World
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.
American Heritage
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verb
sleeping, sleeps, slept
To be in the state of sleep; slumber.
Webster's New World
To slumber in (a specified kind of sleep)
To sleep the sleep of the just.
Webster's New World
To be in a state of inactivity like sleep, as that of death, quiescence, hibernation, inattention, etc.
Webster's New World
To provide sleeping accommodations for.
A boat that sleeps four.
Webster's New World
To pass or get rid of by sleeping.
Slept away the day; went home to sleep off the headache.
American Heritage
Antonyms:
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idiom
sleep like a log
  • To sleep very deeply.
American Heritage
put to sleep
  • to make (someone) weary and bored to, or as if to, the point of inducing sleep
  • to put (a pet) to death in a humane manner
Webster's New World
sleep around
  • to have promiscuous sexual relations
Webster's New World
sleep away
  • to spend in sleeping; sleep during
  • to get rid of by sleeping
Webster's New World
sleep in
  • to sleep at the place where one is employed as a household servant
  • to sleep much later into the morning than one usually does
Webster's New World
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Other Word Forms of Sleep

Noun

Singular:
sleep
Plural:
sleeps

Origin of Sleep

  • From Middle English slepen, from Old English slÇ£pan (“to sleep"), from Proto-Germanic *slÄ“panÄ… (“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").

    From Wiktionary

  • From Middle English sleep, sleepe, from Old English slÇ£p (“sleep"), from Proto-Germanic *slÄ“paz (“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").

    From Wiktionary

  • Middle English slepe from Old English slǣp slēb- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

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