Etymology: In Layamon's Chronicle of Britain, probably before 1200.<ref>Chambers Dictionary of Etymology, Robert K. Barnhart (ed.), Chambers, 1988</ref> Compound of sun + light.
- All the electromagnetic radiation given off by the sun, especially that in the visible spectrum that bathes the earth.
- (figurative, metaphorically) Brightness, hope; a positive outlook.
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Full Definition of sunlight