Definition of wastegate in English:

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Pronunciation: /ˈwāstɡāt/


A device in a turbocharger that regulates the pressure at which exhaust gases pass to the turbine by opening or closing a vent to the exterior.
Example sentences
  • Gases passed through the supercharger and out the wastegate, after driving the turbine bucket wheel.
  • Its turbocharged, 698 cc, three-cylinder engine makes a fluttering sound every time you back off the throttle, caused by the turbo's wastegate releasing pressurised exhaust gases.
  • Plus you can use the electric motor to eliminate the need for a separate wastegate, eliminate throttle lag, and take advantage of an air bearing's lower friction by using a smaller motor/generator unit.

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Syllabification: waste·gate

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