Source : Webster's Revised Unabridged Dictionary (1913)

Preterition \Pre`ter*i"tion\ (?; 277), n. [L. praeteritio: cf.
   F. pr['e]t['e]rition.]
   1. The act of passing, or going past; the state of being
      past. --Bp. Hall.

   2. (Rhet.) A figure by which, in pretending to pass over
      anything, a summary mention of it is made; as, ``I will
      not say, he is valiant, he is learned, he is just.''
      Called also {paraleipsis}.

   3. (Law) The omission by a testator of some one of his heirs
      who is entitled to a portion. --Bouvier.

Source : WordNet®

preterition
     n : suggesting by deliberately concise treatment that much of
         significance is omitted [syn: {paralepsis}, {paraleipsis},
          {paralipsis}]