| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | lack of light |
| Synonyms: | Cimmerian, aphotic, atramentous, black, blackish, caliginous, clouded, cloudy, crepuscular, darkened, dim, dingy, drab, dull, dun, dusk, dusky, faint, foggy, gloomy, grimy, ill-lighted, indistinct, inky, lightless, lurid, misty, murky, nebulous, obfuscous, obscure, opaque, overcast, pitch-black, pitch-dark, pitchy, rayless, shaded, shadowy, shady, somber, sooty, stygian, sunless, tenebrous, unlighted, unlit, vague |
| Antonyms: | bright, brilliant, illuminated, light, lucid, luminous, radiant, shining, visible, vivid |
| Main Entry: | murky |
| Part of Speech: | adjective |
| Definition: | gloomy, obscure |
| Synonyms: | black, caliginous, cheerless, cloudy, dark, darkened, dim, dingy, dirty, dismal, drab, dreary, dull, dun, dusk, dusky, filthy, foggy, foul, fuzzy, glowering, gray, grubby, impenetrable, lowering, misty, mucky, muddy, nasty, nebulous, nubilous, overcast, roily, sad, smoky, somber, squalid, stormy, tenebrous, turbid, unclean |
| Antonyms: | bright, clear, light, luminous, sparkling, unobscured |
| Main Entry: | obscure |
| Part of Speech: | adjective |
| Definition: | cloudy, shadowy |
| Synonyms: | blurred, caliginous, clouded, dark, dense, dim, dusk, dusky, faint, fuliginous, gloomy, indistinct, lightless, murky, obfuscated, shady, somber, tenebrous, umbrageous, unilluminated, unlit, veiled |
| Antonyms: | bright, clear, visible |
| Main Entry: | tenebrous |
| Part of Speech: | adjective |
| Definition: | dark, ominous |
| Synonyms: | ambiguous, amphibological, caliginous, dim, dingy, dusk, dusky, equivocal, gloomy, lightless, murky, obscure, shadowy, shady, somber, sunless, uncertain, unclear, unexplicit, unilluminated, unintelligible, unlit, vague |
| Antonyms: | inviting, light |