polyphasic

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adjective poly·pha·sic \ ˌpä-lē-ˈfā-zik \

Definition of polyphasic

:consisting of two or more phases

First Known Use of polyphasic

1922


Medical Dictionary

polyphasic

play
adjective poly·pha·sic \ -ˈfā-zik \

medical Definition of polyphasic

1 :of, relating to, or having more than one phase
  • polyphasic evoked potentials
— compare diphasic b, monophasic 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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