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Definition of sleepiness

sleepiness

/ˈsliː.pi.nəs/
sleep · i · ness
Adverb:sleepily
•
Adjective:sleepy
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sleepiness Lexical Profile

sleepiness Game Scores & Validity

• noun

1

The state or feeling of needing or wanting to sleep; drowsiness.

Example

"A sudden wave of sleepiness washed over him during the long afternoon lecture."

2

A quiet, peaceful, or inactive quality in a place or atmosphere.

Example

"The summer heat added to the general sleepiness of the coastal village."

Synonyms
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Antonyms
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• Rhymes for sleepiness

• Nearby Words

sleeper
sleeper shark
sleepily
sleepiness
sleeping bag
sleepless
sleeplessly

Cite this Entry

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