REM SLEEP


Meaning of REM SLEEP in English

REM sleep /ˈrem sliːp/ BrE AmE noun [uncountable] technical

[ Date: 1900-2000 ; Origin: rapid eye movement ]

(rapid eye movement sleep) a period during sleep when your eyes move quickly, when you are dreaming

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.