From Longman Dictionary of Contemporary Englishturboproptur‧bo‧prop /ˈtɜːbəʊprɒp $ ˈtɜːrboʊprɑːp/ noun [countable] 1 TEa turbine engine that drives a propeller2 TTAan aircraft that gets power from this type of engine
Examples from the Corpus
turboprop• The Embraer 120 turboprop is equipped with twin propellers designed to spin at a constant speed.• And, oh yes, is it a jet or a turboprop?• The Beech 1900, a twin-engine turboprop seating 19, is among the smaller commuter aircraft in regular service.• The Aircraft division manufactures and assembles a range of turboprops and jetliners.• For the second year, Shelton's' Cat sported a new composite proboscis from a P-3 Orion turboprop.• All my fellow passengers in the turboprop are asleep.• The turboprop has also undergone a maturing process that now makes it an easy engine to work on and spectacularly reliable. 