Lewis Short
corvus (noun M) : root kar-, kal-, to sound; cf.: καλέω, κόραξ, etc.
* A raven, Plin. 10, 43, 60, § 121 sq.; acc. to the fable, orig. white, changed to a black bird in punishment for treachery,Ov. M. 2, 541 sq.; on account of its gift of prophecy (oscen,Hor. C. 3, 27, 11), consecrated to Apollo, Ov. M. 5, 329 (hence, Phoebeïus ales, id. ib. 2, 545: Delphicus ales,Petr. 122; cf. also Stat. Th. 3, 506); its flight to the right indicated good fortune,Plaut. As. 2, 1, 12; Cic. Div. 1, 39, 85.
* Prov.: in cruce corvos pascere,to be hanged,Hor. Ep. 1, 16, 48.
* Meton., of bodies whose form or coloring is similar to that of the raven's bill.
* In form.
* A military implement, a grapnel, Curt. 4, 2, 12; 4, 3, 24 Mützell.
* From its color, a sea-fish, Plin. 32, 11, 53, § 146; Cels. 2, 18; Aus. Ep. 4, 63.
* In mal. part. = fellator, Juv. 2, 63; cf. Mart. 14, 74.
* The constellation Corvus, Vitr. 9, 7; Hyg. Astr. 3, 39.
Charlton T. Lewis, Charles Short, A Latin Dictionary