physiology \phys`i*ol"o*gy\ (f[i^]z`[i^]*[o^]l"[-o]*j[y^]), n.;
   pl. {Physiologies}. [L. physiologia, Gr. fysiologi`a; fy`sis
   nature + lo`gos discourse: cf. F. physiologie.]
   1. The science which treats of the phenomena of living
      organisms; the study of the processes incidental to, and
      characteristic of, life.
      
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   Note: It is divided into animal and vegetable physiology,
         dealing with animal and vegetable life respectively.
         When applied especially to a study of the functions of
         the organs and tissues in man, it is called human
         physiology.
         
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   2. A treatise on physiology.
      
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   {Mental physiology}, the science of the functions and
      phenomena of the mind, as distinguished from a
      philosophical explanation of the same.
      
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