Decoloration

from The Collaborative International Dictionary of English v.0.48

Decoloration \De*col`or*a"tion\
   (d[-e]*k[u^]l`[~e]r*[=a]"sh[u^]n), n. [L. decoloratio: cf. F.
   d['e]coloration.]
   The removal or absence of color. --Ferrand.
   [1913 Webster]