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[fiz-ee-uh-loj-i-kuh l] /ˌfɪz i əˈlɒdʒ ɪ kəl/
of or relating to physiology.
consistent with the normal functioning of an organism.
Often, physiologic.
Origin of physiological
First recorded in 1600-10; physiolog(y) + -ical
Related forms
physiologically, adverb
nonphysiologic, adjective
nonphysiological, adjective
nonphysiologically, adverb
unphysiological, adjective
unphysiologically, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for physiologic
Contemporary Examples
Historical Examples
  • Our sympathy may grow cool if we regard them with a physiologic eye.

    Popular Education Ira Mayhew
  • Who can say where the line is to be drawn to our chemical, physical, physiologic knowledge?

    Woman under socialism August Bebel
  • At the periods of physiologic stress these effects are especially noticeable.

    Degeneracy Eugene S. Talbot
  • In senile arteriosclerosis there is the physiologic atrophy of the media to be reckoned with.

    Arteriosclerosis and Hypertension: Louis Marshall Warfield
  • The influence of altitude on the physiologic characteristics is, however, very evident.

    Degeneracy Eugene S. Talbot
  • The minority is small of those with whom physiologic and psychologic dispositions and conditions engender such a difference.

    Woman under socialism August Bebel
  • The mental activity of the human being is the expression of the physiologic composition of its organs.

    Woman under socialism August Bebel
  • Walt Whitman's great biologic, physiologic roaring they would frown over, puzzled.

    Under the Law Edwina Stanton Babcock
  • Science is inclined to charitably label this specimen of man a sort of a physiologic puzzle, to be as much pitied as blamed.

British Dictionary definitions for physiologic


of or relating to physiology
of or relating to normal healthful functioning; not pathological
Derived Forms
physiologically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for physiologic



c.1600, "pertaining to natural science," from physiology + -ical. From 1814 as "pertaining to physiology." Related: Physiologically.

Online Etymology Dictionary, © 2010 Douglas Harper
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physiologic in Medicine

physiological phys·i·o·log·i·cal (fĭz'ē-ə-lŏj'ĭ-kəl) or phys·i·o·log·ic (-ĭk)
Abbr. phys.

  1. Of or relating to physiology.

  2. Being in accord with or characteristic of the normal functioning of a living organism.

  3. Relating to the action of a drug when given to a healthy person, as distinguished from its therapeutic action.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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