Source : Webster's Revised Unabridged Dictionary (1913)

Pigmental \Pig*men"tal\, Pigmentary \Pig"men*ta*ry\, a.
   Of or pertaining to pigments; furnished with pigments.
   --Dunglison.

   {Pigmentary degeneration} (Med.), a morbid condition in which
      an undue amount of pigment is deposited in the tissues.