any freshwater teleost fish of the Eurasian family Siluridae, including catfish, such as Silurus glanis (European catfish), that have an elongated body, naked skin, and a long anal fin
adjective
2.
of, relating to, or belonging to the family Siluridae
Word origin
C19: from Latin silūrus, from Greek silouros a river fish
silurid in American English
(sɪˈlʊrɪd; saɪˈlʊrɪd)
noun
1.
any of a family (Siluridae) of freshwater catfishes found in Europe and Asia, withanal and caudal fins fused
adjective
2.
of or pertaining to this family
Word origin
< ModL Siluridae < L silurus, a kind of river fish < Gr silouros