Fantasy and REM sleep

Fantasy noun - A conception or image created by the imagination and having no objective reality.

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

Nearby Words: fantastic, fantastical, fantasize, fantasise, fantasia

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

Fantasy and REM sleep are semantically related. You can use "Fantasy" instead a noun phrase "REM sleep".