1. 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, lapping or piercing
   "Mosquitoes are a well-known example of dipterous insects";
   - two-winged insects, dipteran, dipteron

Derived forms: dipterous insects

Type of: insect

Part of: Diptera, order Diptera