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physiology

[fiz-ee-ol-uh-jee]
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noun
  1. the branch of biology dealing with the functions and activities of living organisms and their parts, including all physical and chemical processes.
  2. the organic processes or functions in an organism or in any of its parts.

Origin of physiology

1555–65; < Latin physiologia < Greek physiología science of natural causes and phenomena. See physio-, -logy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for physiology

physiology

noun
  1. the branch of science concerned with the functioning of organisms
  2. the processes and functions of all or part of an organism
Derived Formsphysiologist, noun

Word Origin

C16: from Latin physiologia, from Greek
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

Word Origin and History for physiology

n.

1560s, "study and description of natural objects," from Middle French physiologie or directly from Latin physiologia "natural science, study of nature," from Greek physiologia "natural science, inquiry into nature," from physio- "nature" (see physio-) + logia "study" (see -logy). Meaning "science of the normal function of living things" is attested from 1610s. Related: Physiologic; physiologist.

Online Etymology Dictionary, © 2010 Douglas Harper

physiology in Medicine

physiology

(fĭz′ē-ŏlə-jē)
n.
  1. The biological study of the functions of living organisms and their parts.
  2. All the functions of a living organism or any of its parts.
Related formsphys′i•olo•gist n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

physiology in Science

physiology

[fĭz′ē-ŏlə-jē]
  1. The scientific study of an organism's vital functions, including growth and development, the absorption and processing of nutrients, the synthesis and distribution of proteins and other organic molecules, and the functioning of different tissues, organs, and other anatomic structures. Physiology studies the normal mechanical, physical, and biochemical processes of animals and plants.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

physiology in Culture

physiology

The study of the function of living things, including processes such as nutrition, movement, and reproduction. (Compare anatomy and morphology.)

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.