Meaning of “friction” in the English Dictionary

"friction" in British English

See all translations

frictionnoun [ U ]

uk /ˈfrɪk.ʃən/ us /ˈfrɪk.ʃən/

(Definition of “friction” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"friction" in American English

See all translations

frictionnoun [ U ]

us /ˈfrɪk·ʃən/

friction noun [ U ] (FORCE)

physics the force that works against an object as it slides along the surface of another object or moves through a liquid or gas:

A gasoline engine loses over 70 percent of its energy to friction and heat.

friction noun [ U ] (DISAGREEMENT)

disagreement or dislike caused by people having different opinions:

There’s less friction in relationships when you use teamwork.
adjective [ not gradable ] /ˈfrɪk·ʃə·nəl/ physics
adjective us /ˈfrɪk·ʃən·ləs/ physics

(Definition of “friction” from the Cambridge Academic Content Dictionary © Cambridge University Press)