ball bearing
Definition of ball bearing
: a bearing in which the journal turns upon loose hardened steel balls that roll easily in a race; also : one of the balls in such a bearing
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1860
First Known Use of ball bearing
1860
BALL BEARING Defined for English Language Learners
ball bearing
Definition of ball bearing for English Language Learners
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: a part of a machine in which another part (such as a metal pole) turns easily
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: one of the balls in a ball bearing
BALL BEARING Defined for Kids
ball bearing
Definition of ball bearing for Students
1 : a bearing in which the revolving part turns on metal balls that roll easily in a groove
2 : one of the balls in a ball bearing
Learn More about ball bearing
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See words that rhyme with ball bearing Spanish Central: Translation of ball bearing Nglish: Translation of ball bearing for Spanish speakers Britannica.com: Encyclopedia article about ball bearing
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