Caeruleus

Caerŭlĕus, i, m.,

the name of an aqueduct at Rome , Plin. 36, 15, 24, § 122; Suet. Claud. 20; Front. Aquaed. 13.

caeruleus
caeruleus adj. for * caeluleus, from caelum, like the sky, azure, blue, dark blue, dark...

An Elementary Latin Dictionary
caeruleus
caerŭlĕus, and in poetry equally common, caerŭlus, a, um, adj. [cf. cae -sius, κύανος, and Sanscr. c...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.