/ Dictionary / Index A autoist: Meaning and Definition of Find definitions for: au•to•ist Pronunciation: (ô'tō-ist), [key] — n. motorist (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. autoionization autokinesis Related Content Daily Word Quiz: weary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language