turboprop turbomotor • turbo-propeller engine · · · Info · Definitions · Synonyms · Characters · · turboprop · · Text Latin · · Script 9 · · Length 3 · · Syllables Definitions · · · (noun) an airplane with an external propeller that is driven by a turbojet engine. Synonyms: propjet, turbo-propeller plane. · · Noun Definition 1 Synonyms · · · propjet · · Synonym 1 turbo-propeller plane · · Synonym 2 Characters · · b latin small letter b U+0062 o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075