A room is one of the separate sections or parts of the inside of a building. Rooms have their own walls, ceilings, floors, and doors , and are usually used for particular activities . You can refer to all the people who are in a room as the room .
one-roomed flat
a studio flat in which the bedroom , sitting-room and kitchen are all one-room
one-roomed apartment
a studio flat in which the bedroom , sitting-room and kitchen are all one-room
one-room flat
a studio flat in which the bedroom , sitting-room and kitchen are all one-room