/ Dictionary / Index L librettist: Meaning and Definition of Find definitions for: li•bret•tist Pronunciation: (li-bret'ist), [key] — n. the writer of a libretto. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: librettist (Thesaurus) libratory libretto Related Content Daily Word Quiz: prevalent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language