Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “friction”

See all translations

friction

noun [U] uk   /ˈfrɪk.ʃən/ us  

friction noun [U] (FORCE)

the force that makes it difficult for one object to slide along the surface of another or to move through a liquid or gas: When you rub your hands together the friction produces heat.

friction noun [U] (DISAGREEMENT)

disagreement or unfriendliness caused by people having different opinions: There's a lot of friction between my wife and my mother. Politics is a source of considerable friction in our family. Border clashes have led to increased friction between the two countries.
frictional
adjective uk   /-əl/ us  
(Definition of friction from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of friction?
Add Cambridge dictionaries to your browser to your website

Definitions of “friction” in other dictionaries

Word of the Day

be in/out of luck

to be able/unable to have or do what you want

Word of the Day

A certain je ne sais quoi: French words and phrases used in English

by Liz Walter,
January 21, 2015
It is an odd irony that the more sophisticated your use of English is, the more likely you are to use French words and phrases. Or, to be more accurate, ones you know to be French – words such as ballet, au pair, abattoir, fiancé, café, and restaurant are so entrenched in

Read More 

micro pig noun

January 26, 2015
an extremely small pig, bred to be a pet Micro pigs have become popular pets recently, with famous owners including Victoria Beckham, Paris Hilton and Olympic diver, Tom Daley.

Read More