Definitions for "Turboprop"
A type of engine that uses a jet engine to turn a propeller. Turboprops are often used on regional and business aircraft because of their relative efficiency at speeds slower than, and altitudes lower than, those of a typical jet.
gas turbine similar to turbofan but in which power is geared-down to drive a propeller
Is said of an airplane powered by a type of jet engine, the turboprop, equipped with a turbine-driven propeller.