/ Dictionary / Index T turboshaft: Meaning and Definition of Find definitions for: tur•bo•shaft Pronunciation: (tûr'bō-shaft", -shäft"), [key] — n. Aeron. a gas turbine used to deliver shaft power, as to a helicopter rotor. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. turbo-ramjet engine turbosupercharger Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language