walls and parts of walls

bal‧co‧ny /ˈbælkəni/ noun (plural balconies) [countable]
[Date: 1600-1700; Language: Italian; Origin: balcone]
1. a structure that you can stand on, that is attached to the outside wall of a building, above ground level:
• Has your flat got a balcony?
2. the seats upstairs at a theatre ⇨ stalls

Oxford Advanced Learner's Dictionary

balcony

bal·cony [balcony balconies] [ˈbælkəni] [ˈbælkəni] noun (pl. bal·conies)

1. a platform that is built on the upstairs outside wall of a building, with a wall or rail around it. You can get out onto a balcony from an upstairs room.

2. an area of seats upstairs in a theatre

see also circle, first balcony

Word Origin:

early 17th cent.: from Italian balcone, probably ultimately of Germanic origin.

Example Bank:

• We had drinks on the hotel balcony.

Cambridge Advanced Learner's Dictionary

Cambridge Advanced Learner's Dictionary - 4th Edition

balcony / ˈbæl.kə.ni / noun [ C ] (ON BUILDING)

B1 an area with a wall or bars around it that is joined to the outside wall of a building on an upper level:

We had drinks on the hotel balcony.

See picture house

balcony / ˈbæl.kə.ni / noun [ C ] (IN THEATRE)

C2 an area of seats at an upper level in a theatre:

Our seats are in row F of the balcony.

Collins COBUILD Advanced Learner’s English Dictionary

balcony

/bælkəni/
(balconies)

1.
A balcony is a platform on the outside of a building, above ground level, with a wall or railing around it.
N-COUNT

2.
The balcony in a theatre or cinema is an area of seats above the main seating area.
= circle
N-SING

Merriam-Webster's Advanced Learner's Dictionary

Merriam-Webster's Advanced Learner's Dictionary:

balcony

bal·co·ny /ˈbælkəni/ noun, pl -nies [count]
1 : a raised platform that is connected to the side of a building and surrounded by a low wall or railing
• We asked for a hotel room with a balcony.
- see picture on next page
2 : a floor or seating area above the main floor of a theater
• Our seats are on/in the balcony. = We have balcony seats.