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roller bearing
noun
: a bearing in which the journal rotates in peripheral contact with a number of rollers usually contained in a cage
Examples of roller bearing in a Sentence
Recent Examples on the Web
Reel specs generally list the number of ball bearings plus one roller bearing for the anti-reverse clutch.
—Morgan Lyle, Field & Stream, 4 May 2023
Note tension spring and roller bearing arm at top.
—Lee Hutchinson, Ars Technica, 14 Apr. 2022
Detail view of the cam and roller bearing assembly.
—Lee Hutchinson, Ars Technica, 14 Apr. 2022
Dorella was the one who kept the family going, working up to 12 hours a day at the Mac factory, assembling hulking mechanical toolboxes, fitting each roller bearing and drawer just so.
—Chris Ballard, SI.com, 2 May 2018
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Word History
First Known Use
1857, in the meaning defined above
Dictionary Entries Near roller bearing
Cite this Entry
“Roller bearing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/roller%20bearing. Accessed 5 Nov. 2024.
Kids Definition
roller bearing
noun
: a bearing in which a rotating part turns on rollers held in a circular frame or cage
More from Merriam-Webster on roller bearing
Britannica.com: Encyclopedia article about roller bearing
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