/ Dictionary / Index U unlettered: Meaning and Definition of Find definitions for: un•let•tered Pronunciation: (un-let'urd), [key] — adj. not educated; uneducated; untutored; ignorant. not literate; illiterate. not marked with letters, as a tombstone. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: unlettered (Thesaurus) unlessoned unlicensed Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language