deep-sleep
|deep-sleep|
B2
/diːp sliːp/
profound rest
Etymology
Etymology Information
'deep-sleep' originates from Old English, specifically the words 'deop' meaning 'profound' and 'slaep' meaning 'sleep'.
Historical Evolution
'deop slaep' transformed into the Middle English word 'depe slepe', and eventually became the modern English word 'deep-sleep'.
Meaning Changes
Initially, it meant 'a profound state of rest', and this meaning has largely remained the same in modern usage.
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Meanings by Part of Speech
Noun 1
a state of sleep characterized by slow brain waves, deep relaxation, and minimal bodily movement.
After a long day, she fell into a deep-sleep and didn't wake up until morning.
Synonyms
Antonyms
Last updated: 2025/01/11 11:42