The Collaborative International Dictionary of English v.0.48:

Excoriation \Ex*co`ri*a"tion\, n. [Cf. F. excoriation.]
   1. The act of excoriating or flaying, or state of being
      excoriated, or stripped of the skin; abrasion.
      [1913 Webster]

   2. Stripping of possession; spoliation. [Obs.]
      [1913 Webster]

            A pitiful excoriation of the poorer sort. --Howell.
      [1913 Webster]

WordNet (r) 3.0 (2006):

excoriation
    n 1: an abraded area where the skin is torn or worn off [syn:
         abrasion, scratch, scrape, excoriation]
    2: severe censure