/ Dictionary / Index L Litt. D.: Meaning and Definition of Find definitions for: Litt. D. Pronunciation: [key] Doctor of Letters; Doctor of Literature. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Litt. B. litten Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language