flatness

flatness
    n 1: the property of having two dimensions [syn: {two-
         dimensionality}, {flatness}, {planeness}]
    2: a want of animation or brilliance; "the almost self-conscious
       flatness of Hemingway's style"
    3: a deficiency in flavor; "it needed lemon juice to sharpen the
       flatness of the dried lentils"
    4: the property of having little or no contrast; lacking
       highlights or gloss [syn: {flatness}, {lusterlessness},
       {lustrelessness}, {mat}, {matt}, {matte}]
    5: inactivity; showing an unusual lack of energy; "the general
       appearance of sluggishness alarmed his friends" [syn:
       {languor}, {lethargy}, {sluggishness}, {phlegm}, {flatness}]
    

flatness \flat"ness\, n.
   1. The quality or state of being flat.
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   2. Eveness of surface; want of relief or prominence; the
      state of being plane or level.
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   3. Want of vivacity or spirit; prostration; dejection;
      depression.
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   4. Want of variety or flavor; dullness; insipidity.
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   5. Depression of tone; the state of being below the true
      pitch; -- opposed to {sharpness} or {acuteness}.
      [1913 Webster]