A room in a house, or a building (esp. an ornamental one) in a garden, with a door or window opening out on to or providing a view of the garden.

An anteroom in an ancient Roman house, opening out of the atrium opposite the principal entrance and often containing the family archives and statues.

A self-contained living unit, either within or detached from a principal dwelling; a summer house. Also: a room or set of rooms opening on to or…

U.S. regional (east Midland). An enclosed walkway or room between two buildings (usually a main building and an outbuilding). Now rare.

a shed attached to a house and serving as a room.

a room at the end of and of the width of a hall; also v. intransitive, to live in such a room.

(a) a smaller room leading off a larger space; (b) a mezzanine room at the turn of a flight of stairs.

Scottish. A small middle room in a three-roomed single-storey cottage. Obsolete.

a small room having entrance and exit by the stoep only.

A room or area designed for optimum exposure to the sun. Also in later use spec.: (in an energy-saving building design) an area with glass walls to…