plural noun
Xy·​lo·​cop·​i·​dae | \ˌzīləˈkäpəˌdē\

Definition of Xylocopidae 

: a family that comprises hairy stout usually large chiefly tropical bees which excavate nest galleries in dry wood or pithy stems and that is sometimes made a subfamily of Apidae

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History and Etymology for Xylocopidae

New Latin, from Xylocopa, type genus + -idae

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a nest or breeding place

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