Radiator - Dictionary Definition and Overview

Radiator :  (noun)
1: any object that radiates energy
2: heater consisting of a series of pipes for circulating steam or hot water to heat rooms or buildings
3: a mechanism consisting of a metal honeycomb through which hot fluids circulate; heat is transferred from the fluid through the honeycomb to the airstream that is created either by the motion of the vehicle or by a fan

Based on WordNet 2.0

Radiator : \Ra"di*a`tor\, n. 1. 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.

2. (Wireless Teleg.) An oscillator.

Based on Webster's Revised Unabridged Dictionary

Radiator : \Ra"di*a`tor\, 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.

Based on Webster's Revised Unabridged Dictionary (1913)
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