Definition of REM sleep in English:

REM sleep

Syllabification: REM sleep
Pronunciation: /ˌärˌēˈem ˌslēp


A kind of sleep that occurs at intervals during the night and is characterized by rapid eye movements, more dreaming and bodily movement, and faster pulse and breathing.
More example sentences
  • It happens during three distinct periods during the night called rapid eye movement or REM sleep.
  • The increase in the power of LF component during the postapneic hyperventilation was significantly more pronounced in non-REM sleep than in REM sleep.
  • Patient reports of dreams experienced during REM sleep tend to be bizarre and detailed, with storyline plot associations.

Definition of REM sleep in:

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Word of the day retroflex
Pronunciation: ˈretrəˌfleks
turned backward