Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

physiology

play
noun phys·i·ol·o·gy \ˌfi-zē-ˈä-lə-jē\

Simple Definition of physiology

  • : a science that deals with the ways that living things function

  • : the ways that living things or any of their parts function

Source: Merriam-Webster's Learner's Dictionary

Full Definition of physiology

  1. 1 :  a branch of biology that deals with the functions and activities of life or of living matter (as organs, tissues, or cells) and of the physical and chemical phenomena involved — compare anatomy

  2. 2 :  the organic processes and phenomena of an organism or any of its parts or of a particular bodily process

physiologist play \-jist\ noun

Examples of physiology in a sentence

  1. She took a course in anatomy and physiology.

  2. the physiology of diseased plants



Origin of physiology

Latin physiologia natural science, from Greek, from physi- + -logia -logy


First Known Use: 1615

Other Physiology Terms


PHYSIOLOGY Defined for Kids

physiology

play
noun phys·i·ol·o·gy \ˌfi-zē-ˈä-lə-jē\

Definition of physiology for Students

  1. 1 :  a branch of biology that deals with the processes and activities that keep living things alive

  2. 2 :  the processes and activities by which a living thing or any part of it functions




Medical Dictionary

physiology

play
noun phys·i·ol·o·gy \ˌfiz-ē-ˈäl-ə-jē\

Medical Definition of physiology

plural physiologies

  1. 1:  a branch of biology that deals with the functions and activities of life or of living matter (as organs, tissues, or cells) and of the physical and chemical phenomena involved—compare anatomy 1, morphology 1

  2. 2:  the organic processes and phenomena of an organism or any of its parts or of a particular bodily process <the physiology of the thyroid gland>

  3. 3:  a treatise on physiology





Seen and Heard

What made you want to look up physiology? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

marked by grandiloquent style

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alt-5746713d76276

Which of these is a synonym of nonplus?

reduce soothe disapprove perplex
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ