Dictionary

rem

noun \ˈrem\

Definition of REM

: the dosage of an ionizing radiation that will cause the same biological effect as one roentgen of X-ray or gamma-ray exposure

roentgen equivalent man

First Known Use: 1947

noun \ˈrem\

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1957

Medical Dictionary

noun \ˈrem\

: the dosage of an ionizing radiation that will cause the same biological effect as one roentgen of X-ray or gamma-ray dosage—compare rep

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