disc brake definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a brake, as on an automobile, that functions by causing two friction pads to press on either side of a disc rotating along with the wheel
disc brake definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
also disk brakenoun
A brake in which the friction is caused by a set of pads that press against a rotating disk.
disc brake - Science Definition
also disk brake
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.