|an internal-combustion engine in which the expanding gases emerging from one or more combustion chambers drive a turbine. A rotary compressor driven by the turbine compresses the air used for combustion, power being taken either as torque from the turbine or thrust from the expanding gases|
|a fool or simpleton; ninny.|
|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
An internal-combustion engine consisting of an air compressor, combustion chamber, and turbine wheel that is turned by the expanding products of combustion. The four major types of gas turbine engines are the turboprop, turbojet, turbofan, and turboshaft. See more at turbojet.
any internal-combustion engine employing a gas as the working fluid used to turn a turbine. The term also is conventionally used to describe a complete internal-combustion engine consisting of at least a compressor, a combustion chamber, and a turbine.
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