Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “physiology”


noun [U]     /ˌfɪz.iˈɒl.ə.dʒi/ US  /-ˈɑː.lə-/
(the scientific study of) the way in which the bodies of living things workMedical studies and the people who study them physiological     /-əˈlɒdʒ.ɪ.kəl/ US  /-əˈlɑː.dʒɪ.kəl/ adjective Medical studies and the people who study them
(Definition of physiology noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of physiology

Definitions of “physiology” in other dictionaries

Word of the Day


showing a wish to help or bring advantages to others, even if it results in disadvantage for yourself

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More