Birt \Birt\ (b[~e]rt), n. [OE. byrte; cf. F. bertonneau. Cf. {Bret}, {Burt}.] (Zool.) A fish of the turbot kind; the brill. [Written also {burt}, {bret}, or {brut}.] [Prov. Eng.] [1913 Webster]
Brill \Brill\, n. [Cf. Corn. brilli mackerel, fr. brith streaked, speckled.] (Zool.) A fish allied to the turbot ({Rhombus levis}), much esteemed in England for food; -- called also {bret}, {pearl}, {prill}. See {Bret}. [1913 Webster]
Bret \Bret\, n. (Zool.) See {Birt}. [1913 Webster]