plural noun
Cyr·​ti·​dae | \ ˈsərtəˌdē\

Definition of Cyrtidae

: a family of two-winged flies with small head and greatly enlarged convex thorax whose larvae are parasitic on spiders

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History and Etymology for Cyrtidae

New Latin, from Cyrtus, type genus (from Greek kyrtos bulging, convex) + -idae

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