disc brake

or disk brake


noun Automotive.

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

British Dictionary definitions for disc brake

disc brake

noun

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

Scientific definitions for disc brake

disc 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.