Source : Webster's Revised Unabridged Dictionary (1913)

Macule \Mac"ule\, n. [F. macule. See {Macula}.]
   1. A spot. [Obs.]

   2. (Print.) A blur, or an appearance of a double impression,
      as when the paper slips a little; a mackle.

Macule \Mac"ule\, v. t. [Cf. F. maculer. See {Maculate}, v.]
   To blur; especially (Print.), to blur or double an impression
   from type. See {Mackle}.

Source : WordNet®

macule
     n : a patch of skin that is discolored but not usually elevated;
         caused by various diseases [syn: {macula}]