(automotive) A rubber hose of a large diameter which carries engine coolant between the engine and radiator, and then backs towards the water pump. / (vulgar, slang) A large penis of a black man.

plural of radiator hose

(astronomy, physics) Either of two torus-shaped areas of high-energy charged particles which partly surround Earth, trapped by its magnetic field. The areas are characterised by intense radiation. When the belts "overload", particles strike the upper atmosphere and fluoresce, causing the polar aurora.

plural of Van Allen radiation belt

(radio) the energy of a radio frequency, determined by multiplying the transmitter power output with the antenna gain.

plural of effective radiated power

(physics) That involves no radiation of energy

In a radiational manner

Resistant to the harmful effects of radiation.

Resembling or characteristic of radiation.