Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “physics”

physics

noun [U] uk   /ˈfɪz.ɪks/ us  
A2 the scientific study of matter and energy and the effect that they have on each other: nuclear physics a physics labPhysics in generalSubjects and disciplines
(Definition of physics from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of physics?
Add Cambridge dictionaries to your browser to your website

Definitions of “physics” in other dictionaries

SMART Thesaurus: Physics in general

“physics”: synonyms and related words:

You can also find related words, phrases, and synonyms in the topics:

Word of the Day

blueprint

a photographic copy of an early plan for a building or machine

Word of the Day

Blog

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