Definition of balcony :
1. A platform projecting from the wall of a building, usually resting on brackets or consoles, and inclosed by a parapet; as, a balcony in front of a window. Also, a projecting gallery in places of amusement; as, the balcony in a theater.
2. A projecting gallery once common at the stern of large ships.
porch, bay, mezzanine, backcloth, piazza, veranda, catwalk, body, loggia, box office, balustrade, terrace, deck, loge, backdrop, cornerstone, portico, backstage, alcove, catacombs, stoop, ceiling, addition, box, platform, parapet, aisle, apron, brickwork, beading, auditorium