from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Of or relating to physiology.
  • adj. Being in accord with or characteristic of the normal functioning of a living organism.
  • adj. Of or being an additive primary color.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of, or relating to physiology.
  • adj. Relating to the action of a drug when given to a healthy person, as distinguished from its therapeutic action.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Of or pertaining to physiology; relating to the science of the functions of living organism.

from The Century Dictionary and Cyclopedia

  • Of a physiologic character.
  • Originating in normal physical conditions, as opposed to pathological.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. of or relating to the biological study of physiology
  • adj. of or consistent with an organism's normal functioning


Sorry, no etymologies found.


  • So, you know, I think as you and I have talked about in the past, it's not so much about the age in years as it is what we call physiological health.

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  • They have helped fuse mechanistic molecular biology with integrative life sciences such as embryology, physiology and immunology and have prompted new technical developments in physiological sciences.

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