/ Dictionary / Index A autodidact: Meaning and Definition of Find definitions for: au•to•di•dact Pronunciation: (ô"tō-dī'dakt, -dī-dakt'), [key] — n. a person who has learned a subject without the benefit of a teacher or formal education; a self-taught person. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: autodidact (Thesaurus) auto-dialer autodyne Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language