sending out energy, heat, or light in all directions from a central point, or spreading outward like rays.
From Latin 'radiare' (to shine, emit rays), from 'radius' (ray, spoke of a wheel). The word captures the geometric pattern of light spreading outward.
Your phone radiates electromagnetic waves, the sun radiates light, and even your body radiates infrared heat—radiating is happening everywhere around you constantly, which is why understanding radiation is crucial for modern life!
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