Rem and REM sleep

Rem

Rem noun - A recurring sleep state during which dreaming occurs; a state of rapidly shifting eye movements during sleep.
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Synonyms for Rem

REM sleep and rem are semantically related. In some cases you can use "REM sleep" instead a noun "Rem".

REM sleep

REM sleep noun - A recurring sleep state during which dreaming occurs; a state of rapidly shifting eye movements during sleep.
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Synonyms for REM sleep

Rem and REM sleep are semantically related. You can use "Rem" instead a noun phrase "REM sleep".
Cite this Source
REM sleep and Rem. (2017). Retrieved 2026, August 02, from https://thesaurus.plus/related/rem/rem_sleep
Rem & REM sleep. N.p., 2017. Web. 02 Aug. 2026. <https://thesaurus.plus/related/rem/rem_sleep>.
REM sleep or Rem. 2017. Accessed August 02, 2026. https://thesaurus.plus/related/rem/rem_sleep.
Google Ngram Viewer shows how "rem" and "REM sleep" have occurred on timeline