waste gate


nounAutomotive.
  1. a valve in a turbocharger unit that automatically opens when a predetermined engine speed is reached, so that some of the exhaust gas to the turbine is diverted and the engine speed does not become excessive.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use waste gate in a sentence

  • There are remnants of the waste gate masonry, but there is no indication that they have been of any practical use for a long time.

    The Johnstown Flood | Richard K. Fox