ennoblement

from WordNet (r) 3.0 (2006)

ennoblement
    n 1: the state of being noble
    2: the act of raising someone to the nobility

from The Collaborative International Dictionary of English v.0.48

Ennoblement \En*no"ble*ment\, n.
   1. The act of making noble, or of exalting, dignifying, or
      advancing to nobility. --Bacon.
      [1913 Webster]

   2. That which ennobles; excellence; dignity.
      [1913 Webster]