[1] : The Collaborative International Dictionary of English v.0.48

gallfly \gall"fly`\, n.; pl. gallflies. zool.
   an insect that deposits its eggs in plants, and occasions
   galls, esp. any small hymenopteran of the genus cynips and
   allied genera. see illust. of gall.
   1913 webster
see also:
gallflies cynips gall 

[2] : WordNet (r) 2.0

gallfly
     n 1: small solitary wasp that produces galls on oaks and other
          plants syn: gall wasp, cynipid wasp, cynipid gall
          wasp
     2: fragile mosquito-like flies that produce galls on plants
        syn: gall midge, gall gnat
     3: any of various insects that deposit their eggs in plants
        causing galls in which the larvae feed
see also:
gall wasp cynipid wasp cynipid gall wasp gall midge gall gnat 

Gallfly >> G Words
Gallfly, definition of term: Gallfly
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