REM sleep
Noun
Meaning
a recurring sleep state during which dreaming occurs; a state of rapidly shifting eye movements during sleep
Source: WordNetSynonyms
Hypernyms
Examples
According to Hobson and other researchers, circuits in the brainstem are activated during REM sleep.
Aquatic mammal infants do not have REM sleep in infancy; citation REM sleep in those animals increases as they age.
Among different species, the more immature the baby is born, the more time it spends in REM sleep.
A newborn baby spends almost 9 hours a day just in REM sleep.
Behaviour and ecology Pair "dancing" Ostriches sleeping, with REM sleep and slow-wave sleep phases. citation Ostriches normally spend the winter months in pairs or alone.
Certain brain chemicals necessary for converting short-term memories into long-term ones are suppressed during REM sleep.