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English definition of “radiate”

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radiate

verb uk   /ˈreɪ.di.eɪt/ us  

radiate verb (PRODUCE HEAT/LIGHT)

[I or T] to produce heat and/or light, or (of heat or light) to be produced: The planet Jupiter radiates twice as much heat from inside as it receives from the Sun. A single beam of light radiated from the lighthouse.

radiate verb (EXPRESS)

[I or T] to show an emotion or quality, or (of an emotion or quality) to be shown or felt: He was radiating joy and happiness. Enthusiasm was radiating from her.

radiate verb (SPREAD)

[I + adv/prep] to spread out in all directions from a central point: Flows of lava radiated out from the volcano's crater. Just before the breeding season, these birds radiate outwards to warmer climates.
(Definition of radiate from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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