Crystalotype. A sun-picture taken and fixed on glass by the collodion process.

Cubiculum, R. and Chr. (cubo, to recline). (1) A bedroom. (2) The emperor’s pavilion or tent at the amphitheatre or circus. (3) In Christian archæology, the sepulchral chambers of the catacombs. (See Cinerarium.)

Cubile, R. (cubo). A bed, or chamber containing a bed.

Cubit (Gr. πῆχυς, Lat. cubitus, an elbow). A measure of length among the Egyptians, Greeks, and Romans. In Egypt there were two cubits; the natural cubit, or small cubit, was equal to 18 inches (6 palms or 24 fingers); the royal cubit to 21 inches (7 palms or 28 fingers). Each of the subdivisions of the cubit was consecrated to a divinity. The Greek cubit was equal to about 18¼ inches; the Roman cubit to very nearly 17½ inches.

Cubital, R. A bolster or cushion used by the Romans to rest the elbow on when reclining.

Cubit-arm, Her. A human arm couped at the elbow.

Cubitoria, (sc. vestimenta, vestes). (See Cœnatoria.)

Cucullus, R. Literally, a piece of paper rolled into the shape of a funnel, used at Rome by apothecaries and other tradespeople for wrapping up certain kinds of goods; and hence, by analogy, the hood affixed to certain garments, such as the lacerna, pænula, sagum, &c. (See Cowl.)

Cucuma, R. A term applied to various earthenware or metal vessels, when they were used to heat water or any other liquid.

Cucurbita, R. A pumpkin or gourd, and thence a cupping-glass.