| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | filmy, obscure |
| Synonyms: | bleary, blurred, closed in, clouded, cloudy, dark, dewy, dim, enveloped, foggy, fuzzy, hazy, indistinct, murky, mushy, nebulous, opaque, overcast, shrouded, socked in, soupy, unclear, vague, vaporous |
| 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: | nebulous |
| Part of Speech: | adjective |
| Definition: | confused, obscure |
| Synonyms: | ambiguous, amorphous, cloudy, dark, dim, hazy, imprecise, indefinite, indeterminate, indistinct, misty, murky, shadowy, shapeless, uncertain, unclear, unformed, vague |
| Antonyms: | apparent, definite, obvious, plain |
| Main Entry: | night |
| Part of Speech: | noun |
| Definition: | part of day after sundown and before sunrise |
| Synonyms: | after dark, after hours, bedtime, before dawn, black*, blackness, dark, dark hours, darkness, dead of night, dim, dusk to dawn, duskiness, evening, eventide, gloom, midnight, nightfall, nighttide, nighttime, obscurity*, pitch dark, twilight, witching hour |
| Antonyms: | day |
| Main Entry: | nightfall |
| Part of Speech: | noun |
| Definition: | beginning of darkness |
| Synonyms: | black*, crepuscule, dim, dusk, eve, eventide, sundown, sunset, twilight, vespers |
| Antonyms: | daybreak |
| Main Entry: | obscure |
| Part of Speech: | adjective |
| Definition: | not easily understood |
| Synonyms: | abstruse, ambiguous, arcane, clear as mud, complicated, concealed, confusing, cryptic, dark, deep, dim, doubtful, enigmatic, enigmatical, esoteric, far-out, hazy, hidden, illegible, illogical, impenetrable, incomprehensible, inconceivable, incredible, indecisive, indefinite, indeterminate, indistinct, inexplicable, inscrutable, insoluble, intricate, involved, mysterious, occult, opaque, recondite, unaccountable, unbelievable, unclear, undefined, unfathomable, unintelligible, vague |
| Antonyms: | apparent, clear, explicit, obvious, perceptible, understood |
| 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: | obscure |
| Part of Speech: | verb |
| Definition: | conceal, hide |
| Synonyms: | adumbrate, becloud, bedim, befog, belie, blear, blind, block, block out, blur, camouflage, cloak, cloud, cloud the issue, con, confuse, cover, cover up, darken, dim, disguise, double-talk, eclipse, equivocate, falsify, fog, fuzz, gloom, gray, haze, mask, misrepresent, mist, muddy, muddy the waters, murk, obfuscate, overcast, overcloud, overshadow, pettifog, screen, shade, shadow, shroud, stonewall, throw up smoke screen, veil, wrap |
| Antonyms: | illuminate, loose, reveal |
| Main Entry: | opaque |
| Part of Speech: | adjective |
| Definition: | clouded, muddy |
| Synonyms: | blurred, cloudy, dark, darkened, dim, dirty, dull, dusky, filmy, foggy, frosty, fuliginous, gloomy, hazy, impenetrable, lusterless, misty, muddied, murky, nontranslucent, nontransparent, nubilous, obfuscated, shady, smoky, sooty, thick, turbid |
| Notes: | oblique means slanting or inclined in direction or course or position - or misleading; opaque means not transmitting or reflecting light - or not clearly understood or expressed |
| Antonyms: | clear, lucid, translucent, transparent, unclouded |