sheat·fish 
(shētfĭsh′)
(shētfĭsh′)n. pl. sheatfish or sheat·fish·es
A large freshwater catfish (Silurus glanis) of Eurasia, having a wide mouth and long barbels on the upper jaw. Also called wels catfish.
[Alteration of obsolete sheathfish : SHEATH (translation of German Scheide, sheath, sheathfish) + FISH.]
- retrogradely
- retrogress
- retrogression
- retrogressive
- retrogressively
- retrolental
- retronym
- retroocular
- retroperitoneal
- retropharyngeal
- retrorocket
- retrorse
- retrorsely
- retrospect
- retrospection
- retrospective
- retrospectively
- retrotransposon
- retroussé
- retroversion
- retroviral
- retrovirologist
- retrovirology
- retrovirus
- retry