Meanings
Synonyms & antonyms
nounSynonym of REM sleep.
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More synonyms by meaning
nouna recurring sleep state during which dreaming occurs; a state of rapidly shifting eye movements during sleep
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Synonym sets from Open English WordNet, CC BY 4.0.
Origin
So called because of the similarity of the brain waves to those during waking life.
Full word history & related roots →Cite this entry
APA
paradoxical sleep. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/paradoxical%20sleep
MLA
“paradoxical sleep.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/paradoxical%20sleep. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “paradoxical sleep,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/paradoxical%20sleep.
Source: paradoxical sleep on Wiktionary, CC BY-SA 4.0.