Definition of vacuum brake in English:

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vacuum brake

Pronunciation: /ˈvakˌyo͞om brāk/


A railroad-vehicle brake operated by changes in pressure in a continuous pipe that is generally kept exhausted of air by a pump and controls similar brakes throughout the train.
Example sentences
  • It may be admitted that with the increase in speeds and loads, few railways now use the vacuum brake.
  • Johanns was thoroughly burnt but managed to stop the train by using a vacuum brake.
  • The manifold is sealed with a spin-welded end cap (which also serves as a mounting bracket for the vacuum brake booster).

For editors and proofreaders

Syllabification: vac·u·um brake

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