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Synonyms
black, caliginous, dark, darkened, darkish, darkling, darksome, dim, dimmed, dusk, dusky, gloomy, lightless, murky, obscure, obscured, pitch-black, pitch-dark, pitchy, somber (or sombre), stygian, tenebrific, tenebrous, unlit
Antonyms
bright, brightened, brilliant, illuminated, illumined, light, lit (or lighted), lightsome, lucent, lucid, luminous
1727, in the meaning defined above
More from Merriam-Webster on rayless
Rhyming Dictionary: Words that rhyme with rayless
Thesaurus: All synonyms and antonyms for rayless
See Definitions and Examples
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