plural noun No·ta·can·thi·dae \-n(t)thəˌdē\

Definition of Notacanthidae

  1. :  a small family of deep-sea fishes (order Heteromi) resembling eels and having long dorsal and anal fins with both spines and soft rays

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Origin and Etymology of notacanthidae

New Latin, from Notacanthus, type genus + -idae — more at notacanth

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to criticize severely

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