radiator

• POS: Noun
• HYPHEN: ra=di=a=tor

CIDE DICTIONARY

radiator, n. 

•  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.  [1913 Webster]
•  Any of various devices for cooling an internal substance by radiation, as a system of 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.  [Webster 1913 Suppl.]
•  An oscillator.  [Webster 1913 Suppl.]

OXFORD DICTIONARY

radiator, n.
1 a person or thing that radiates.
2 a a device for heating a room etc., consisting of a metal case through which hot water or steam circulates. b a usu. portable oil or electric heater resembling this.
3 an engine-cooling device in a motor vehicle or aircraft with a large surface for cooling circulating water.

Idiom

radiator grille a grille at the front of a motor vehicle allowing air to circulate to the radiator.

THESAURUS

radiator

AM transmitter, Bunsen burner, Dutch oven, FM transmitter, RT transmitter, alpha radiator, amateur transmitter, beacon, bedpan, beta radiator, bloom heater, brazier, brick oven, calefactory, car heater, defroster, dielectric heater, dielectric preheater, electric blanket, electric heater, electronic heater, fan marker, fireless heater, fission products, fluorescent paint, foot warmer, forge, gamma radiator, gas log, geyser, heat lamp, high-frequency heater, hot-water bag, hot-water bottle, hot-water heater, induction heater, infrared heater, infrared lamp, ingot heater, iron heater, kerosene heater, kiln, microphone, orchard heater, oven, preheater, radio beacon, radio range beacon, radio transmitter, radio-frequency heater, radioactive waste, radiocarbon, radiocopper, radioelement, radioiodine, radioisotope, radiomicrophone, radiosonde, radiothorium, radium dial, radium paint, register, sun lamp, tracer, tracer atom, tracer element, transceiver, transmitter