Source : Webster's Revised Unabridged Dictionary (1913)

Prolepsis \Pro*lep"sis\, n. [L., fr. Gr. ?, from ? to take
   beforehand; ? before + ? to take.]
   1. (Rhet.)
      (a) A figure by which objections are anticipated or
          prevented. --Abp. Bramhall.
      (b) A necessary truth or assumption; a first or assumed
          principle.

   2. (Chron.) An error in chronology, consisting in an event
      being dated before the actual time.

   3. (Gram.) The application of an adjective to a noun in
      anticipation, or to denote the result, of the action of
      the verb; as, to strike one dumb.

Source : WordNet®

prolepsis
     n : anticipating and answering objections in advance
     [also: {prolepses} (pl)]