dipterous

from WordNet (r) 3.0 (2006)

dipterous
    adj 1: of or relating to or belonging to the Diptera

from The Collaborative International Dictionary of English v.0.48

Dipterous \Dip"ter*ous\, a.
   1. (Zool.) Having two wings, as certain insects; belonging to
      the order Diptera.
      [1913 Webster]

   2. (Bot.) Having two wings; two-winged.
      [1913 Webster]