turbofan

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turbofan

1. a type of by-pass engine in which a large fan driven by a turbine and housed in a short duct forces air rearwards around the exhaust gases in order to increase the propulsive thrust
2. an aircraft driven by one or more turbofans
3. the ducted fan in such an engine

turbofan

[′tər·bō‚fan]
(aerospace engineering)
An air-breathing jet engine in which additional propulsive thrust is gained by extending a portion of the compressor or turbine blades outside the inner engine case.
References in periodicals archive ?
Small, High-Bypass Turbofan Engines -- Gaining Honeywell's small, high-bypass turbofan business will give GE a much wider range of engine models for the business and regional jet markets.
Two high-bypass turbofan engines, mounted under 34-degree swept wings, power the KC-46A to takeoff at gross weights up to 415,000 pounds.
The GE CF6-80 series is a family of high-bypass turbofan engines, and the -80C2 entered service in October 1985.