Pièce cylindrique.
ETYM French chambre, from Latin camera vault, arched roof, in Late Lat. chamber, from Greek kamara anything with a vaulted roof or arched covering; cf. Skr. kmar to be crooked. Related to Camber, Camera, Comrade.
1. A deliberative or legislative or administrative or judicial assembly.
2. A natural or artificial enclosed space.
3. A room where a judge transacts business.
4. An enclosed volume (as the aqueous chamber of the eyeball or the chambers of the heart).