/ Dictionary / Index L lepidopterology: Meaning and Definition of Find definitions for: lep•i•dop•ter•ol•o•gy Pronunciation: (lep"i-dop"tu-rol'u-jē), [key] — n. the branch of zoology dealing with butterflies and moths. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lepidopterology (Thesaurus) lepidopteran lepidopteron Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language