Rem



noun, Nucleonics.
1.
the quantity of ionizing radiation whose biological effect is equal to that produced by one roentgen of x-rays.
noun
1.
rapid eye movement.
abbreviation
1.
rapid eye movement
noun acronym
1.
roentgen equivalent man

rem (rěm)
n.
The amount of ionizing radiation required to produce the same biological effect as one rad of high-penetration x-rays.

REM abbr.
rapid eye movement
rem
(rěm)
The amount of ionizing radiation required to produce the same biological effect as one rad of high-penetration x-rays. The rem has been replaced in most scientific contexts by the sievert.

rem definition

An acronym for roentgen equivalent man. A unit of absorbed doses of radiation.

Note: A normal medical x-ray delivers about 0.02 rem; a fatal dose of radiation is several thousand rem.

programming
(From “remark”) The keyword used in BASIC to introduce a comment (which continues to the end of the line). MS-DOS probably borrowed it from BASIC. Might be used in the form “REM out” meaning to comment out.
(1998-04-27)
rem
roentgen equivalent in man
REM
1.
rapid eye movement
2.
remark

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