/ Dictionary / Index D dipteran: Meaning and Definition of Find definitions for: dip•ter•an Pronunciation: (dip'tur-un), [key] — adj. dipterous (def. 1). —n. a dipterous insect. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: dipteran (Thesaurus) dipteral dipteron Related Content Daily Word Quiz: reclusive Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language