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Definition of radiator:

  1. An oscillator.
  2. Any of various devices for cooling an internal substance by radiation, as a system og rings on a gun barrel for cooling it, or a nest of tubes with large radiating surface for cooling circulating water, as in an automobile.
  3. That which radiates or emits rays, whether of light or heat; especially, that part of a heating apparatus from which the heat is radiated or diffused; as, a steam radiator.


central heating, air-conditioned, button, belt, bearing, air, dehumidifier, a/c, boiler, convector, carriage, ball bearing, ancillary, air conditioner, chamber, bucket, cam, air conditioning.

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