What is "dipteran"

Dipteran \Dip"ter*an\, n. (Zo["o]l.) An insect of the order Diptera. [1913 Webster] ||

a. (alternative form of dipterous English) n. Any of very many fly, of the order ''Diptera'', that have two wings.

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, dipteron]