单词	polyphasic
释义	polyphasic adjective poly·​pha·​sic ˌpä-lē-ˈfā-zik  : consisting of two or more phases Example Sentences Recent Examples on the Web The fast, as well as Massaro encouraging his followers to engage in polyphasic sleep, a technique in which people sleep for just a few hours at a time, were framed as part of the pathway to enlightenment. Ej Dickson, Rolling Stone, 18 Apr. 2022 Some literature and research suggests that humans are naturally polyphasic sleepers. Jamie Ducharme, Time, 30 Jan. 2018 Word History First Known Use 1922, in the meaning defined above Medical Definition polyphasic adjective poly·​pha·​sic -ˈfā-zik  1 : of, relating to, or having more than one phase polyphasic evoked potentials compare diphasic sense b, monophasic sense 1 2 : having several periods of activity interrupted by intervening periods of rest in each 24 hours an infant is essentially polyphasic
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