air conditioning · noun U /ˈeə.kənˌdɪʃ.ən.ɪŋ/
air conditioning
B1 the system used for keeping the air in a building or vehicle cool
Dictionary example:
I wish my car had air conditioning.
Learner example:
The rooms are big and there['s] cable TV and air conditioning. (Preliminary English Test; B1; Portuguese)