Medical Dictionary


adjective pha·sic \ˈfā-zik\

Medical Definition of phasic

  1. 1:  of, relating to, or of the nature of a phase :  having phases

  2. 2:  reacting rapidly and strongly to a stimulus but quickly adapting and having a short period of excitation phasic receptors


\-zi-k(ə-)lē\play adverb

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