I.a blackbird, ousel, merle.
I. Lit.: “evolare merulas,” Cic. Fin. 5, 15, 42: “ut merula, quia sola volat, quasi mera volans nominaretur,” Quint. 1, 6, 38; cf. Plin. 10, 29, 42, § 80; 10, 30, 45, § 87; 10, 53, 74, § 147.—
II. Transf.
B. A kind of hydraulic machine that produced a sound like the note of the blackbird, Vitr. 10, 12.