Webster’s Revised Unabridged Dictionary · 1913
Sheatfish
Sheat′fish′ (shēt′fĭsh′), n. [Cf. dial. G. scheid, schaid, schaiden.] (Zoöl.) A European siluroid fish (Silurus glanis) allied to the cat-fishes. It is the largest fresh-water fish of Europe, sometimes becoming six feet or more in length. See Siluroid.