disc brake

noun

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 In a disc brake, fluid pushing into the brake caliper is what moves your brake pads inward to clamp down on the rotor and slow the car using that friction. Mike Allen, Popular Mechanics, "How to Bleed Your Brakes the Right Way," 8 Oct. 2020 Wired-in models are frequently under $20, and even the best disc brake locks are only $30. Bob Beacham, chicagotribune.com, "The best motorcycle alarm," 15 Aug. 2020 Mechanical disc brakes, operated by a cable, will be found on less expensive bikes, under about $1500. Popular Mechanics Editors, Popular Mechanics, "The Best Road Bikes for Every Cyclist," 8 May 2019 Everything about it has been pumped up or widened, from the brake-cooling vents in the front fenders to the 15.6-inch vented Brembo disc brakes all around, to lighter weight forged wheels and the racelike sport seats front and rear. San Diego Union-Tribune, "550-hp Jaguar F-Pace SVR: all claws, fangs and growl in a velvet coat," 15 Sep. 2019 Ventilated disc brakes are standard at all four corners. Arv Voss, Houston Chronicle, "2020 Toyota 86 Hakone: New sport coupe emerges," 31 Jan. 2020 Lyft's new e-bikes have a different style brake, a disc brake, which takes up more space and requires more room in the dock, forcing the company to retrofit its docking stations in several markets. Matt Mcfarland, CNN, "Lyft had an edge on the hot e-bike market. Then things went wrong," 31 Jan. 2020 The slotted deep-dish design was introduced on the 1965 Corvette when disc brakes, which required more inner clearance, were made standard. Jeff Yip, Houston Chronicle, "Goodies will give your favorite automotive enthusiast some thrills," 29 Nov. 2019 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

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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Cite this Entry

“Disc brake.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disc%20brake. Accessed 24 Feb. 2021.

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More Definitions for disc brake

disc brake

noun

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

Comments on disc brake

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