nonrapid eye movement sleep

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Related to nonrapid eye movement sleep: NREM sleep, REM Cycle, REM stage of sleep
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Noun1.nonrapid eye movement sleep - a recurring sleep state during which rapid eye movements do not occur and dreaming does not occur; accounts for about 75% of normal sleep time
sleep, slumber - a natural and periodic state of rest during which consciousness of the world is suspended; "he didn't get enough sleep last night"; "calm as a child in dreamless slumber"
References in periodicals archive ?
Although the average time spent in bed was 8 hours, only 67% of that time was spent sleeping, and nonrapid eye movement sleep made up 87% of the total sleep time.
Overall, people with a PLMI greater than 15 experienced significantly more minutes awake, less total sleep time and nonrapid eye movement sleep, less sleep efficiency, and a lower apnea-hypopnea index than did study participants with lower PLMI.