A type of cooling equipment that turns air into moist, cool air by spraying cool water into ducts and cooling the air as the spray evaporates. It does not cool air by use of a refrigeration unit. This type of equipment is commonly used in warm, dry climates.

a cheap alternative to an air conditioner in hot dry climates

a cheaper alternative to air conditioning

a device that cools the air in any location (not just

a machine that uses evaporation to make an air stream that is cooler than the surrounding air

an easy way to obtain effective air conditioning, especially in hot and dry climates, if a water source is readily available

A slang term used to describe an evaporative cooler.

Evaporative type cooler in which air is drawn through porous mats soaked with water.

See: evaporative cooler.