rem

word

Definition

REM stands for 'Rapid Eye Movement' and refers to a stage of sleep when dreaming usually occurs and the eyes move rapidly under the eyelids.

Usage & Nuances

Always written in capital letters (REM) in scientific contexts; often found in phrases like 'REM sleep' or 'the REM stage.' It is technical/medical vocabulary, but 'REM sleep' is common in discussions about dreaming.

Example Sentences

Dreams usually happen during REM sleep.

basic

There are different stages of sleep, including REM.

basic

Babies spend more time in REM than adults.

basic

I barely got any REM sleep last night, so I feel tired today.

natural

During REM, your brain is very active, almost like when you're awake.

natural

Scientists study REM to learn more about how we dream.

natural