or disk brake
- a brake system in which a disc attached to a wheel is slowed by the friction of brake pads being pressed against the disc by a caliper.
Origin of disc brake
First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a type of brake in which two calliper-operated pads rub against a flat disc attached to the wheel hub when the brake is applied
- A brake in which friction is caused by a set of pads, usually made of steel, that press against a rotating disk to slow or stop its rotation.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.