Welcome to the new LearnersDictionary.com. We want to hear your thoughts about the new design.

REM sleep

1 ENTRIES FOUND:
Save
REM sleepnoun
REM sleep
noun
Learner's definition of REM SLEEP  
[noncount]
: a stage of sleep during which you dream and your eyes make quick movements
— called also rapid eye movement sleepREM
Comments & Questions  
Comments & Questions
What made you want to look up REM sleep? Include any comments and questions you have about this word.