ball bearing

noun

: 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

Examples of ball bearing in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
There are 2,000 ball bearings, a bicycle chain, and a 1/4 horsepower electric motor swirling you a full revolution every 15 minutes. Alana Al-Hatlani, Southern Living, 10 Sep. 2024 Choosing the Right Rope Physical fitness experts advise choosing a jump rope that is easy to adjust and uses ball bearings to connect the rope and the handle. Anna Giorgi, Verywell Health, 10 Sep. 2024 Those empty voids of gravity defied are longer, more suspenseful, and not empty at all, instead filled with the hum of spinning ball bearings and urethane wheels like a thousand bees stuck inside a snare drum. Zach Harris, Rolling Stone, 6 Aug. 2024 Some globes spin freely on a trio of ball bearings, which allows for closer examination. Tom Weijand, Robb Report, 10 Aug. 2024 See all Example Sentences for ball bearing 

Word History

First Known Use

1860, in the meaning defined above

Time Traveler
The first known use of ball bearing was in 1860

Dictionary Entries Near ball bearing

Cite this Entry

“Ball bearing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ball%20bearing. Accessed 15 Nov. 2024.

Kids Definition

ball bearing

noun
1
: a bearing in which the revolving part turns on steel balls that roll easily in a groove
2
: one of the balls in a ball bearing

More from Merriam-Webster on ball bearing

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