M / mĕrŭla
noun

mĕrŭla

gen. mĕrŭlae · gender feminine · decl. 1st
(post-class. collat. form , , , Auct. Carm. Philom. 13)
a blackbird, ousel, merle
a blackbird, ousel, merle.
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.—
by extension
A fish, the sea-carp
A fish, the sea-carp: merulae virentes, Ov. Hal. 114; cf. Plin. 32, 11, 53, § 149.—
A kind of hydraulic machine that produced a sound like the note of the blackbird
A kind of hydraulic machine that produced a sound like the note of the blackbird, Vitr. 10, 12.