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rapid eye movement
noun
: a rapid conjugate movement of the eyes associated especially with REM sleep
Examples of rapid eye movement in a Sentence
Recent Examples on the Web
Association of rapid eye movement sleep latency with multimodal biomarkers of Alzheimer's disease.
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Barbara A. Perry, Newsweek, 27 Jan. 2025
Association of rapid eye movement sleep latency with multimodal biomarkers of Alzheimer's disease
Before joining Discover Magazine, Paul Smaglik spent over 20 years as a science journalist, specializing in U.S. life science policy and global scientific career issues.
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Paul Smaglik, Discover Magazine, 27 Jan. 2025
It is called rapid eye movement sleep because the eyes move quickly during this phase even though the eyelids are closed.
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Daniel Combs, Verywell Health, 8 Aug. 2024
Longer sleep phases Women tend to spend more time in the deep and REM (rapid eye movement) phases of sleep, stages that are essential for regenerating tissues, consolidating memories and recharging mental energy.
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Sofía Esquivel, Glamour, 24 Dec. 2024
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Word History
First Known Use
1900, in the meaning defined above
Time Traveler
The first known use of rapid eye movement was
in 1900
Dictionary Entries Near rapid eye movement
Cite this Entry
“Rapid eye movement.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rapid%20eye%20movement. Accessed 10 Feb. 2025.
Kids Definition
rapid eye movement
noun
: rapid movement of the eyes which occurs during the dreaming period of sleep
Medical Definition
rapid eye movement
noun
rap·id eye movement
ˈrap-əd-
: a rapid conjugate movement of the eyes associated especially with REM sleep
called also REM
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