/ Dictionary / Index T turbofan: Meaning and Definition of Find definitions for: tur•bo•fan Pronunciation: (tûr'bō-fan"), [key] — n. a jet engine having a large impeller that takes in air, part of which is used in combustion of fuel, the remainder being mixed with the products of combustion to form a low-velocity exhaust jet. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: turbofan (Thesaurus) turbo-electric turbojet Related Content Daily Word Quiz: cacophony Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language