0 the system used for keeping the air in a building or vehicle cool:
I wish my car had air conditioning.
1 a system for cooling a room, building, or vehicle
2 the electrical system used for keeping the air in a building, room, or vehicle cool:
an air-conditioning system
All hotel rooms have air conditioning.
The coach has air conditioning and reclining seats.
How do you manage to work in this heat without air conditioning?
There was no air conditioning, just a ceiling fan turning slowly.
If you don't keep the windows closed, the air conditioning can't work properly.
In the cinema, there was an air conditioning unit right above our seats, blasting cold air at us.
This 'conventional' solution would thus necessitate air conditioning.
Consider the following scenario involving plumbing and air conditioning design.
Buildings should be designed to mitigate this condition but air conditioning should be discouraged.
