/ Dictionary / Index T traction engine: Meaning and Definition of Find definitions for: trac'tion en"gine Pronunciation: [key] a locomotive operating on surfaces other than tracks and pulling heavy loads, as fallen logs. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. traction tractive Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language