a structure consisting of an area that has been enclosed for some purpose

place in a chamber

a chamber that provides access to space where air is under pressure

a chamber (often underground) reinforced against bombing and provided with food and living facilities; used during air raids

a chamber that is used as a grave

large watertight chamber used for construction under water

a darkened enclosure in which images of outside objects are projected through a small aperture or lens onto a facing surface