Lewis Short
cămĕra | că-măra (noun F) : (in MSS. and editt. also ; cf. Charis. p 43 P.), , , = καμάρα [cf. κάμπτω = to bend, curve; Ital. camera; Germ. Kammer; Fr. chambre;
* Engl. chamber],a vault, an arched roof, an arch,Varr. R. R. 3, 7, 3; 3, 8, 1; Lucr. Fragm. ap. Charis. l. l.; Cic. Q. Fr. 3, 1, 1, § 1; Sall. C. 55, 4; Prop. 3 (4), 2, 10; Varr. R. R. 1, 59, 2; 3, 7, 3; Col. 4, 17, 8; 11, 3, 60: camera vitrea,covered with glass,Plin. 36, 25, 64, § 189.—In ships, Suet. Ner. 34; cf. upon the manner of building them,Vitr. 7, 3: camerae caelum, the interior of a vault or arch, id. ib.
* Transf., a flat ship with an arched covering, used by those dwelling on the Black Sea, Tac. H. 3, 47; Gell. 10, 25, 5.
Charlton T. Lewis, Charles Short, A Latin Dictionary