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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
From the M-W Editors
Recent Examples of rem from the Web
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Infants start out spending about half of their sleep time in REM sleep.
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Some alternatives include the Make P:rem Moisturizing Sauna Foil Mask, which is $6 on glowrecipe.com, and the popular Estée Lauder Advanced Night Repair Concentrated Recovery PowerFoil Mask.
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REM candidates made the second round in 453 circumscriptions and its MoDem allies qualified in another 62.
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Polls from Harris and OpinionWay last week projected that Macron’s Republic on the Move movement, known as REM, may take up to 80 percent of the seats in the 577-member National Assembly.
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Pollsters project that his Republic on the Move party, known as REM in France, will emerge from Sunday’s first round of legislative elections positioned for a comfortable majority in parliament.
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REM's advantage in the first round could set them up in the second to win more than 380 of the 577 seats at stake.
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People who have narcolepsy tend to slip quickly into REM sleep, the phase when dreams occur, rather than experiencing the four phases that usually precede it.
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During healthy REM sleep , most people do not move around much, although some do twitch or talk.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rem'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of rem
roentgen equivalent man
Recent Examples of rem from the Web
-
Infants start out spending about half of their sleep time in REM sleep.
-
Some alternatives include the Make P:rem Moisturizing Sauna Foil Mask, which is $6 on glowrecipe.com, and the popular Estée Lauder Advanced Night Repair Concentrated Recovery PowerFoil Mask.
-
REM candidates made the second round in 453 circumscriptions and its MoDem allies qualified in another 62.
-
Polls from Harris and OpinionWay last week projected that Macron’s Republic on the Move movement, known as REM, may take up to 80 percent of the seats in the 577-member National Assembly.
-
Pollsters project that his Republic on the Move party, known as REM in France, will emerge from Sunday’s first round of legislative elections positioned for a comfortable majority in parliament.
-
REM's advantage in the first round could set them up in the second to win more than 380 of the 577 seats at stake.
-
People who have narcolepsy tend to slip quickly into REM sleep, the phase when dreams occur, rather than experiencing the four phases that usually precede it.
-
During healthy REM sleep , most people do not move around much, although some do twitch or talk.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'REM'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of rem
1957
Medical Dictionary
Learn More about rem
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Britannica.com: Encyclopedia article about rem
Seen and Heard
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