disc brake


Definition of disc brake

: a brake that operates by the action of a frictional material pressed against the sides of a rotating disc by a caliper

Illustration of disc brake

Illustration of disc brake

disc brake: 1 caliper, 2 disc

Examples of disc brake in a Sentence

Recent Examples on the Web Braking is considerable from four-wheel vented disc brakes with 14-inch rotors and four-piston calipers front and 13.8-inch rotors rear with a dual-piston caliper. Mark Maynard, San Diego Union-Tribune, "2020 Infiniti Q50 Red Sport 400: treading a thin line," 13 Oct. 2019 But standard Brembo four-piston, 13-inch front disc brakes will get the job done, with single piston, 12.5-inch rear discs. Mark Maynard, sandiegouniontribune.com, "2018 Alfa Romeo Stelvio: An Italian job for the family," 12 Jan. 2018 Safety features include 10 air bags, stability and traction controls and four-wheel disc brakes, with 11.8-inch vented front rotors and 11.3-inch solid rotors at the rear. San Diego Union-Tribune, "Chevrolet Malibu RS: a mileage maker with blacked-out style," 22 Sep. 2019 The wide rubber enhances stopping power from the large four-wheel vented disc brakes, with 13.3-inch front rotors and 13-inch rear. Mark Maynard, San Diego Union-Tribune, "2019 Audi A7 Sportback: a continental grand tourer," 26 July 2019 Hydraulic disc brake will be found on higher end bikes. Popular Mechanics Editors, Popular Mechanics, "The Best Road Bikes for Every Cyclist," 8 May 2019 The four-wheel-disc brakes should be up to the towing task with 12.6-inch vented rotors front and solid, 13-inch rotors rear. San Diego Union-Tribune, "Honda Passport: off-road ready, city-smart," 11 Aug. 2019 The four-wheel disc brakes have vented 10.8-inch rotors front and 10.2-inch solid rear rotors. San Diego Union-Tribune, "2020 Toyota Corolla Hybrid LE: A versatile 52 mpg," 30 Aug. 2019 Front and rear 180mm Tektro Aries mechanical disc brakes provided plenty of stopping power, even in loose terrain. Andrew J. Hawkins, The Verge, "RadWagon electric cargo bike review: the SUV of e-bikes," 8 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'disc brake.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of disc brake

1865, in the meaning defined above

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Time Traveler for disc brake

Time Traveler

The first known use of disc brake was in 1865

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Statistics for disc brake

Last Updated

13 Jan 2020

Cite this Entry

“Disc brake.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/disc%20brake. Accessed 27 January 2020.

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More Definitions for disc brake

disc brake


English Language Learners Definition of disc brake

: a brake that works by two plates pressing against the sides of a disc that is connected to the center of a wheel

More from Merriam-Webster on disc brake

Rhyming Dictionary: Words that rhyme with disc brake

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