| Pronunciation: | sl'eepeenus | ||
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| Definition: | [n] a very sleepy state; "sleepiness causes many driving accidents" | ||
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| Synonyms: | drowsiness, somnolence | ||
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| Antonyms: | sleeplessness, wakefulness | ||
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| See Also: | oscitance, oscitancy, temporary state | ||
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| Definition: | \Sleep"i*ness\, n. The quality or state of being sleepy. | ||
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