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Definition of sleep

sleep

/sliːp/
sleep

Adverb:sleepily
•
Plural:sleeps
•
Adjective:sleepy
•
Past Simple:slept
•
Past Participle:slept
•
Present Participle:sleeping
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sleep Lexical Profile

sleep Game Scores & Validity

• noun

1

A natural, periodic state of rest for the mind and body, in which the eyes usually close and consciousness is completely or partially lost.

Example

"Getting eight hours of uninterrupted sleep each night is essential for long-term health."


2

A crust or gummy secretion found in the corners of the eyes after waking.

Example

"The child rubbed the sleep from his eyes as he walked into the kitchen."

Synonyms
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Antonyms
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• verb

1

To be in or enter a natural state of bodily rest in which consciousness is suspended.

Example

"The baby managed to sleep peacefully through the entire thunderstorm."


2

To provide sleeping accommodations for a specified number of people (of a building, room, tent, or vehicle).

Example

"The lakeside cabin is spacious enough to comfortably sleep six guests."


3

To operate in a low-power, inactive state while retaining data in memory (of a computer or electronic device).

Example

"You can set your laptop to sleep automatically after fifteen minutes of inactivity."

Synonyms
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Antonyms
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• Rhymes for sleep

Word Origin & Etymology

From Old English slæp (noun) and slæpan (verb), derived from Proto-Germanic *slēpaną, ultimately from the Proto-Indo-European root *sleb- meaning 'to be weak or slack'.

Cite this Entry


Wordmom. (2026). Definition of Sleep. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/sleep
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