DICT.TW Dictionary Taiwan

 dip·ter·on /ˈdɪptəˌrɑn/

 dipteron
      n : insects having usually a single pair of functional wings
          (anterior pair) with the posterior pair reduced to small
          knobbed structures and mouth parts adapted for sucking or
          lapping or piercing [syn: dipterous insect, two-winged
          insects, dipteran]