lucidity

lucidity
    n 1: free from obscurity and easy to understand; the
         comprehensibility of clear expression [syn: {clarity},
         {lucidity}, {lucidness}, {pellucidity}, {clearness},
         {limpidity}] [ant: {abstruseness}, {obscureness},
         {obscurity}, {reconditeness}, {unclearness}]
    2: a lucid state of mind; not confused
    

Lucidity \Lu*cid"i*ty\, n. [Cf. F. lucidit['e]. See {Lucid}.]
   The quality or state of being lucid.
   [1913 Webster]
    

136 Moby Thesaurus words for "lucidity":
      Atticism, ESP, admission of light, appropriateness, balance,
      chasteness, chastity, clairsentience, clairvoyance, clarity,
      classicalism, classicism, clear-cutness, clearness, coherence,
      comeliness, comprehensibility, connectedness, consistency,
      contact with reality, correctness, crystal-clearness,
      crystallinity, definition, diaphaneity, diaphanousness, dignity,
      directness, discrimination, distinction, distinctness, ease,
      elegance, elegancy, explicitness, extrasensory perception,
      felicitousness, felicity, filminess, finish, fittingness, flow,
      flowing periods, fluency, foresight, gauziness, glassiness,
      glasslikeness, good taste, gossameriness, grace, gracefulness,
      gracility, healthy mind, insight, intelligibility, intuition,
      lightness, limpidity, lucence, lucency, lucid interval, luminosity,
      luminousness, marbles, mental balance, mental equilibrium,
      mental health, mental hygiene, mental poise, mind, naturalness,
      neatness, nonopacity, normalcy, normality, normalness, pellucidity,
      perspicuity, plain English, plain speech, plain style, plainness,
      polish, premonition, propriety, psychometry, purity, rationality,
      reason, reasonableness, refinement, restraint, right mind,
      sanemindedness, saneness, sanity, second sight, seemliness, senses,
      sheerness, show-through, simplicity, sixth sense, smoothness,
      sober senses, sobriety, sound mind, soundness, soundness of mind,
      straightforwardness, structure, taste, tastefulness, terseness,
      thinness, translucence, translucency, translucidity,
      transmission of light, transparence, transparency, transpicuity,
      transpicuousness, unadorned style, unaffectedness, unambiguousness,
      uncloudedness, understandability, unequivocalness,
      unmistakableness, vitreosity, vitreousness, vitrescence,
      wholesomeness, wit