plural noun Xy·el·i·dae \zīˈeləˌdē\

Definition of Xyelidae

  1. :  a small family of primitive sawflies having larvae that feed on the foliage of trees

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Origin and Etymology of xyelidae

New Latin, from Xyela, type genus (from Greek xyēlē curved knife, from xyein to scratch, scrape) + -idae

Seen and Heard

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to criticize severely

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