| chamber | | |
| n. (artifact) | 1. chamber | a natural or artificial enclosed space. |
| ~ air lock, airlock | a chamber that provides access to space where air is under pressure. |
| ~ air-raid shelter, bomb shelter, bombproof | a chamber (often underground) reinforced against bombing and provided with food and living facilities; used during air raids. |
| ~ burial chamber, sepulcher, sepulchre, sepulture | a chamber that is used as a grave. |
| ~ cofferdam, pneumatic caisson, caisson | large watertight chamber used for construction under water. |
| ~ camera obscura | a darkened enclosure in which images of outside objects are projected through a small aperture or lens onto a facing surface. |
| ~ core | the chamber of a nuclear reactor containing the fissile material where the reaction takes place. |
| ~ piston chamber, cylinder | a chamber within which piston moves. |
| ~ enclosure | a structure consisting of an area that has been enclosed for some purpose. |
| ~ firing chamber, gun chamber | chamber that is the part of a gun that receives the charge. |
| ~ furnace | an enclosed chamber in which heat is produced to heat buildings, destroy refuse, smelt or refine ores, etc.. |
| ~ hyperbaric chamber | a large chamber in which the oxygen pressure is above normal for the atmosphere; used in treating breathing disorders or carbon monoxide poisoning. |
| ~ particle detector | a chamber in which particles can be made visible. |
| ~ cavity resonator, resonating chamber, resonator | a hollow chamber whose dimensions allow the resonant oscillation of electromagnetic or acoustic waves. |
| ~ steam chest | the chamber from which steam is distributed to a cylinder. |
| ~ fireroom, stokehold, stokehole | (nautical) chamber or compartment in which the furnaces of a ship are stoked or fired. |
| ~ packing box, stuffing box | a small chamber in which packing is compressed around a reciprocating shaft or piston to form a seal. |
| ~ tokamak | a doughnut-shaped chamber used in fusion research; a plasma is heated and confined in a magnetic bottle. |
| ~ vacuum chamber | a chamber from which nearly all matter (especially air) has been removed. |
| n. (body) | 2. chamber | an enclosed volume in the body.; "the chambers of his heart were healthy" |
| ~ bodily cavity, cavum, cavity | (anatomy) a natural hollow or sinus within the body. |
| ~ heart ventricle, ventricle | a chamber of the heart that receives blood from an atrium and pumps it to the arteries. |
| ~ atrium | any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart). |
| n. (artifact) | 3. chamber | a room where a judge transacts business. |
| ~ diwan, divan | a Muslim council chamber or law court. |
| ~ room | an area within a building enclosed by walls and floor and ceiling.; "the rooms were very small but they had a nice view" |
| n. (group) | 4. chamber | a deliberative or legislative or administrative or judicial assembly.; "the upper chamber is the senate" |
| ~ assembly | a group of persons who are gathered together for a common purpose. |
| n. (artifact) | 5. bedchamber, bedroom, chamber, sleeping accommodation, sleeping room | a room used primarily for sleeping. |
| ~ bed | a piece of furniture that provides a place to sleep.; "he sat on the edge of the bed"; "the room had only a bed and chair" |
| ~ boudoir | a lady's bedroom or private sitting room. |
| ~ child's room | a bedroom for a child. |
| ~ dorm room, dormitory room, dormitory | a large sleeping room containing several beds. |
| ~ dwelling, dwelling house, abode, domicile, habitation, home | housing that someone is living in.; "he built a modest dwelling near the pond"; "they raise money to provide homes for the homeless" |
| ~ guestroom | a bedroom that is kept for the use of guests. |
| ~ hotel room | a bedroom (usually with bath) in a hotel. |
| ~ master bedroom | the principal bedroom in a house; usually occupied by the head of the household. |
| ~ motel room | a sleeping room in a motel. |
| ~ room | an area within a building enclosed by walls and floor and ceiling.; "the rooms were very small but they had a nice view" |
| v. (stative) | 6. chamber | place in a chamber. |
| ~ domiciliate, house, put up | provide housing for.; "The immigrants were housed in a new development outside the town" |
| room | | |
| n. (artifact) | 1. room | an area within a building enclosed by walls and floor and ceiling.; "the rooms were very small but they had a nice view" |
| ~ anechoic chamber | a chamber having very little reverberation. |
| ~ antechamber, anteroom, entrance hall, foyer, lobby, vestibule, hall | a large entrance or reception room or area. |
| ~ area | a part of a structure having some specific characteristic or function.; "the spacious cooking area provided plenty of room for servants" |
| ~ back room | a room located in the rear of an establishment; usually accessible only to privileged groups. |
| ~ ballroom, dance hall, dance palace | large room used mainly for dancing. |
| ~ bar, barroom, ginmill, saloon, taproom | a room or establishment where alcoholic drinks are served over a counter.; "he drowned his sorrows in whiskey at the bar" |
| ~ bathroom, bath | a room (as in a residence) containing a bathtub or shower and usually a washbasin and toilet. |
| ~ bedchamber, bedroom, sleeping accommodation, sleeping room, chamber | a room used primarily for sleeping. |
| ~ belfry | a room (often at the top of a tower) where bells are hung. |
| ~ billiard hall, billiard parlor, billiard parlour, billiard room, billiard saloon | a room in which billiards is played. |
| ~ boardroom, council chamber | a room where a committee meets (such as the board of directors of a company). |
| ~ building, edifice | a structure that has a roof and walls and stands more or less permanently in one place.; "there was a three-story building on the corner"; "it was an imposing edifice" |
| ~ cardroom | a room for gambling on card games. |
| ~ ceiling | the overhead upper surface of a covered space.; "he hated painting the ceiling" |
| ~ jail cell, prison cell, cell | a room where a prisoner is kept. |
| ~ cubicle, cell | small room in which a monk or nun lives. |
| ~ chamber | a room where a judge transacts business. |
| ~ checkroom, left-luggage office | a room where baggage or parcels are checked. |
| ~ classroom, schoolroom | a room in a school where lessons take place. |
| ~ clean room, white room | a room that is virtually free of dust or bacteria; used in laboratory work and in assembly or repair of precision equipment. |
| ~ coatroom, cloakroom | a room where coats and other articles can be left temporarily. |
| ~ closet | a small private room for study or prayer. |
| ~ clubroom | a room used for the activities of a club. |
| ~ compartment | a partitioned section, chamber, or separate room within a larger enclosed area. |
| ~ conference room | a room in which a conference can be held. |
| ~ control room | a room housing control equipment (as in a recording studio). |
| ~ courtroom, court | a room in which a lawcourt sits.; "television cameras were admitted in the courtroom" |
| ~ cubby, snug, snuggery, cubbyhole | a small secluded room. |
| ~ cutting room | a room where films or tapes are edited (by cutting out unwanted parts). |
| ~ darkroom | a room in which photographs are developed. |
| ~ den | a room that is comfortable and secluded. |
| ~ dinette | a small area off of a kitchen that is used for dining. |
| ~ dining-room, dining room | a room used for dining. |
| ~ door | a room that is entered via a door.; "his office is the third door down the hall on the left" |
| ~ dressing room | a room in which you can change clothes. |
| ~ durbar | the room in the palace of a native prince of India in which audiences and receptions occur. |
| ~ engine room, engineering | a room (as on a ship) in which the engine is located. |
| ~ floor, flooring | the inside lower horizontal surface (as of a room, hallway, tent, or other structure).; "they needed rugs to cover the bare floors"; "we spread our sleeping bags on the dry floor of the tent" |
| ~ trading floor, floor | a large room in a exchange where the trading is done.; "he is a floor trader" |
| ~ furnace room | a room (usually in the basement of a building) that contains a furnace for heating the building. |
| ~ gallery | a long usually narrow room used for some specific purpose.; "shooting gallery" |
| ~ art gallery, picture gallery, gallery | a room or series of rooms where works of art are exhibited. |
| ~ greenroom | a backstage room in a theater where performers rest or have visitors. |
| ~ guardroom | a room used by soldiers on guard. |
| ~ hall | a large room for gatherings or entertainment.; "lecture hall"; "pool hall" |
| ~ hospital room | a room in a hospital for the care of patients. |
| ~ kitchen | a room equipped for preparing meals. |
| ~ library | a room where books are kept.; "they had brandy in the library" |
| ~ front room, living-room, living room, sitting room, parlor, parlour | a room in a private house or establishment where people can sit and talk and relax. |
| ~ locker room | a room (as at an athletic facility or workplace) where you can change clothes and which contains lockers for the temporary storage of your clothing and personal possessions. |
| ~ waiting area, waiting room, lounge | a room (as in a hotel or airport) with seating where people can wait. |
| ~ manor hall, hall | the large room of a manor or castle. |
| ~ poolroom | a room with pool tables where pool is played. |
| ~ presence chamber | room in which a monarch or other great person receives guests, assemblies, etc.. |
| ~ rathole | a small dirty uncomfortable room. |
| ~ reading room | a room set aside for reading. |
| ~ reception room | a room for receiving and entertaining visitors (as in a private house or hotel). |
| ~ rec room, recreation room | a room equipped for informal entertaining. |
| ~ room light | light that provides general illumination for a room. |
| ~ rotunda | a large circular room. |
| ~ scriptorium | a room in a monastery that is set aside for writing or copying manuscripts. |
| ~ scullery | a small room (in large old British houses) next to the kitchen; where kitchen utensils are cleaned and kept and other rough household jobs are done. |
| ~ sewing room | a room set aside for sewing. |
| ~ shipping room | a room where goods are packaged and shipped. |
| ~ shower room | a room with several showers. |
| ~ sick berth, sickbay | (nautical) a room for the treatment of the sick or injured (as on a ship). |
| ~ sickroom | a room to which a sick person is confined. |
| ~ smoking room | room in a hotel or club set apart for smokers. |
| ~ squad room | a room in a barracks where soldiers are billeted. |
| ~ squad room | a room in a police station where members of the force assemble for roll call and duty assignments. |
| ~ steam bath, steam room, vapor bath, vapour bath | a room that can be filled with steam in which people bathe; `vapour bath' is a British term. |
| ~ storage room, storeroom, stowage | a room in which things are stored. |
| ~ study | a room used for reading and writing and studying.; "he knocked lightly on the closed door of the study" |
| ~ solarium, sun lounge, sun parlor, sun parlour, sun porch, sunporch, sunroom | a room enclosed largely with glass and affording exposure to the sun. |
| ~ surgery | a room where a doctor or dentist can be consulted.; "he read the warning in the doctor's surgery" |
| ~ television room, tv room | a room set aside for viewing television. |
| ~ test room, testing room | a room in which tests are conducted. |
| ~ john, lav, lavatory, privy, toilet, bathroom, can | a room or building equipped with one or more toilets. |
| ~ torture chamber | a room in which torture is inflicted. |
| ~ sacristy, vestry | a room in a church where sacred vessels and vestments are kept or meetings are held. |
| ~ walk-in | a small room large enough to admit entrance. |
| ~ wall | an architectural partition with a height and length greater than its thickness; used to divide or enclose an area or to support another structure.; "the south wall had a small window"; "the walls were covered with pictures" |
| ~ war room | a room where strategic decisions are made (especially for military or political campaigns). |
| ~ workroom | room where work is done. |
| n. (quantity) | 2. elbow room, room, way | space for movement.; "room to pass"; "make way for"; "hardly enough elbow room to turn around" |
| ~ seating, seating area, seating room, seats | an area that includes places where several people can sit.; "there is seating for 40 students in this classroom" |
| ~ standing room | room for passengers or spectators to stand.; "there was standing room for thousands more people" |
| ~ spatial relation, position | the spatial property of a place where or way in which something is situated.; "the position of the hands on the clock"; "he specified the spatial relations of every piece of furniture on the stage" |
| ~ breathing room, breathing space | sufficient room for easy breathing or movement.; "moved to the country to find breathing room" |
| ~ headroom, headway, clearance | vertical space available to allow easy passage under something. |
| ~ houseroom | space for accommodation in a house.; "I wouldn't give that table houseroom" |
| ~ lebensraum, living space | space sought for occupation by a nation whose population is expanding. |
| ~ parking | space in which vehicles can be parked.; "there is plenty of parking behind the store" |
| ~ sea room | space for maneuver at sea. |
| n. (state) | 3. room | opportunity for.; "room for improvement" |
| ~ chance, opportunity | a possibility due to a favorable combination of circumstances.; "the holiday gave us the opportunity to visit Washington"; "now is your chance" |
| n. (group) | 4. room | the people who are present in a room.; "the whole room was cheering" |
| ~ assemblage, gathering | a group of persons together in one place. |
| v. (stative) | 5. board, room | live and take one's meals at or in.; "she rooms in an old boarding house" |
| ~ inhabit, live, populate, dwell | inhabit or live in; be an inhabitant of.; "People lived in Africa millions of years ago"; "The people inhabited the islands that are now deserted"; "this kind of fish dwells near the bottom of the ocean"; "deer are populating the woods" |
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