Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “ball bearing”

See all translations

ball bearing

noun [C] uk   us  
a small metal ball or several of these arranged in a ring to make particular parts of a machine move more easily
Translations of “ball bearing”
in Chinese (Traditional) 滾珠, 滾珠軸承…
in Chinese (Simplified) 滚珠, 滚珠轴承…
(Definition of ball bearing from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of ball bearing?
Add Cambridge dictionaries to your browser to your website

Word of the Day

pup

a baby of particular animals, or a puppy

Word of the Day

I won’t tolerate it! Replacing formal words with phrasal verbs.

by Liz Walter,
April 01, 2015
When you are using a language, it is important to understand if a word is formal or informal, so that you can use it in an appropriate way. You might hear people saying dosh for money, or spud for potato, but they wouldn’t write those words in a formal essay. Similarly, a

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More