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turbo-propeller engine

[tur-boh-pruh-pel-er]
noun Aeronautics.
  1. a jet engine with a turbine-driven propeller that produces the principal thrust, augmented by the thrust of the jet exhaust.
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Origin of turbo-propeller engine

First recorded in 1945–50
Also called propjet engine, turboprop engine.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018