/ Dictionary / Index L lesser: Meaning and Definition of Find definitions for: less•er Pronunciation: (les'ur), [key] — adj., a compar. of as superl. smaller, as in size or importance; inferior: a lesser evil. —adv., Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lesser (Thesaurus) Lesseps lesser amakihi Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language