noun

1. 1. a room in a house, esp. a bedroom
   2. a reception room in an official residence
2. Brit. a suite of rooms used by one person
3. a judge's office located near the courtroom
4. an assembly hall
5. a legislative or judicial body or division the Chamber of Deputies
6. a council or board a chamber of commerce
7. an enclosed space in the body of a plant or animal
8. any enclosed space; compartment; specif., the part of a gun that holds the charge, or any of the compartments for cartridges in the cylinder of a revolver

Etymology: ME chambre < OFrchambre, cambre < LL camera, a chamber, room (in L, a vault): see camera

transitive verb

1. to provide a chamber or chambers for
2. to put (a cartridge, etc.) into a chamber

adjective