Nematognathi

plural noun

Nem·​a·​tog·​na·​thi

ˌneməˈtägnəˌthī

in some classifications

: an order of scaleless fishes that comprises the catfishes and is equivalent to the suborder Siluroidea of the order Ostariophysi

nematognathous

¦⸗⸗¦⸗⸗thəs

adjective

Word History

Etymology

New Latin, from nemat- + -gnathi (from -gnathi, plural of -gnathus -gnathous)

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