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disc brake
noun
: a brake that operates by the action of a frictional material pressed against the sides of a rotating disc by a caliper
Examples of disc brake in a Sentence
Recent Examples on the Web
The 16-inch front wheel is wrapped in a 2.5-inch tire and home to a Tektro hydraulic disc brake for reliable stopping power.
—Paul Ridden, New Atlas, 7 Jan. 2025
Hydraulic disc brakes with an electric cut-off have been responsive, quiet and smooth for me.
—Scott Kramer, Forbes, 7 Jan. 2025
Model year 1965 was the first for four-wheel disc brakes and the last year that mechanical fuel injection was offered with the 327 ci engine.
—Robert Ross, Robb Report, 3 Jan. 2025
Hydraulic brakes are a common component on e-bikes and offer a reliable stop over mechanical disc brakes.
—Beth Mole, Ars Technica, 5 Apr. 2024
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Word History
First Known Use
1865, in the meaning defined above
Dictionary Entries Near disc brake
Cite this Entry
“Disc brake.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disc%20brake. Accessed 19 Jan. 2025.
Kids Definition
disc brake
noun
: a brake that operates by the friction of two plates pressing against the sides of a rotating disc
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