Si*lu"roid (?), n. [Silurus + -oid.] (Zoöl.) Belonging to the Siluroidei, or Nematognathi, an order of fishes including numerous species, among which are the American catfishes and numerous allied fresh-water species of the Old World, as the sheatfish (Silurus glanis) of Europe. -- n. A siluroid fish.

Si*lu"roid (?), n. [Silurus + -oid.] (Zoöl.) Belonging to the Siluroidei, or Nematognathi, an order of fishes including numerous species, among which are the American catfishes and numerous allied fresh-water species of the Old World, as the sheatfish (Silurus glanis) of Europe. -- n. A siluroid fish.