The definition of a basic air conditioning system is one that provides cooling, dehumidification, and ventilation to a single room or space. This type of system is typically used in residential homes and businesses to regulate the temperature and humidity levels in the area. It works by taking in warm air from the room, cooling it, and then returning it back into the room. This process is done by a compressor, evaporator, and condenser, which are all components of the air conditioning system. The compressor compresses the refrigerant, which then flows through the evaporator and condenser. The evaporator absorbs the heat from the air, and the condenser releases the heat back into the atmosphere. The cooled air is then returned to the room, creating a comfortable environment. A basic air conditioning system is a great way to keep a space cool and comfortable during the summer months.