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black, dark, darkened, darkish, darkling, darksome, dim, dimmed, dusk, dusky, gloomy, lightless, murky, obscure, obscured, pitch-black, pitch-dark, pitchy, rayless, somber (or sombre), stygian, tenebrific, tenebrous, unlit
bright, brightened, brilliant, illuminated, illumined, light, lit (or lighted), lightsome, lucent, lucid, luminous
circa 1550, in the meaning defined above
Middle French or Latin; Middle French caligineux, from Latin caliginosus, from caligin-, caligo darkness
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someone who never drinks alcohol
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