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Noun: REM
  1. A recurring sleep state during which dreaming occurs; a state of rapidly shifting eye movements during sleep
    - paradoxical sleep, rapid eye movement sleep, REM sleep, rapid eye movement
     
  2. (Roentgen Equivalent Man) the dosage of ionizing radiation that will cause the same amount of injury to human tissue as 1 roentgen of X-rays

Type of: radioactivity unit, sleep, slumber

Encyclopedia: REM

Nearest

relucent
reluctance
reluctant
reluctantly
reluctivity
relume
rely
rely on
rely upon
relyric
REM
REM sleep
remain
remain down
remain firm
remainder
remaining
remains
remake
remaking
remand