/ Dictionary / Index S stationary engine: Meaning and Definition of Find definitions for: sta'tionary en'gine Pronunciation: [key] an engine mounted in a fixed position, as one used for driving generators, compressors, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. stationary bicycle stationary engineer Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language