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[kal-sid-flahy] /ˈkæl sɪdˌflaɪ/
noun, plural chalcidflies.
any of numerous small flies of the family Chalcididae, often having bright metallic coloration, the larvae of which are chiefly parasitic on various stages of other insects.
Also called chalcid
[kal-sid] /ˈkæl sɪd/ (Show IPA),
chalcid fly, chalcid wasp.
1890-95; < Greek chalk(ós) copper, brass (with allusion to the coloration) + -id2 + fly2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Encyclopedia Article for chalcid wasp

any of more than 22,000 species of rather small parasitic wasps (order Hymenoptera). Some authorities believe that this superfamily may actually contain about 100,000 species, although these have not been documented. The average size is about 2 to 3 mm (0.08 to 0.12 inch). Chalcids are usually black or yellow with transparent wings. The adults feed on plant nectar or on the fluids from the wounds of animals. The larvae of most species are parasitic on insects that are pests of food crops, making them beneficial to humans.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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