[ noun ] any object that radiates energy

Used in print

(Cornell H. Mayer, "Radio Emission of the Moon...)

For the case of Jupiter , the radio_emission spectrum is definitely not like the spectrum of a black-body radiator , and it seems very likely that the radiation reaching the earth is a combination of thermal radiation from the atmosphere and non thermal components .

[ noun ] heater consisting of a series of pipes for circulating steam or hot water to heat rooms or buildings

Related terms

heater heating_system

[ noun ] 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