[1] : The Collaborative International Dictionary of English v.0.48

dimness \dim"ness\, n. as. dimness.
   1. the state or quality ? being dim; lack of brightness,
      clearness, or distinctness; dullness; obscurity.
      1913 webster

   2. dullness, or want of clearness, of vision or of
      intellectual perception. --dr. h. more.

   syn: darkness; obscurity; gloom. see darkness.
        1913 webster
see also:
darkness 

[2] : WordNet (r) 2.0

dimness
     n 1: the state of being poorly illuminated syn: duskiness
     2: the property of lacking brilliance syn: subduedness
     3: the quality of being dim syn: faintness
see also:
duskiness subduedness faintness 

[3] : Moby Thesaurus II by Grady Ward, 1.0

133 moby thesaurus words for "dimness":
   adiaphanousness, anemia, ashiness, asininity, bad light,
   bleariness, blockishness, bloodlessness, blur, blurriness,
   boobishness, boorishness, bovinity, cadaverousness, chloranemia,
   cloddishness, cloudiness, crassness, crudeness, darkishness,
   darkness, darksomeness, deadness, deathly hue, deathly pallor,
   decrescendo, defocus, denseness, density, dim, dim light,
   dim-wittedness, doltishness, drabness, dull-wittedness, dullardism,
   dullness, dumbness, duncery, dusk, duskiness, duskness,
   exsanguination, fadedness, faintness, fairness, feebleness,
   filminess, flatness, fogginess, fuzziness, gentleness, ghastliness,
   gloaming, grossness, haggardness, half-light, half-visibility,
   haziness, hebetude, hypochromia, hypochromic anemia,
   imperviousness to light, indefiniteness, indistinctness,
   indistinguishability, intransparency, lack of sparkle, lackluster,
   lethargy, lifelessness, lightness, lividness, loutishness,
   low profile, lowness, lumpishness, lusterlessness, mat, mat finish,
   mistiness, muddiness, murk, murkiness, ninnyism, oafdom,
   oafishness, obscurity, obtuseness, opacity, opaque, opaqueness,
   paleness, pallidity, pallidness, pallor, partial darkness,
   pastiness, prison pallor, roil, roiledness, sallowness, semidark,
   semivisibility, shadowiness, sickliness, sickly hue,
   simpletonianism, slowness, sluggishness, soft focus, softness,
   somberness, sottishness, stolidity, stupidity, subaudibility,
   subduedness, thick-headedness, thick-wittedness, turbidity,
   turbidness, twilight, uncertainty, unclearness, unplainness,
   unteachability, vague appearance, vagueness, wanness, weakness,
   wrongheadedness, yokelism

Dimness >> D Words
Dimness, definition of term: Dimness
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