Definition of mordanted:
(adj) :
Having or showing a sharp or critical quality.
(adj) :
Serving to fix a dye to a fibre.
(n) :
Any substance used to facilitate the fixing of a dye to a fibre; usually a metallic compound which reacts with the dye using chelation.
(v) :
(transitive) To subject to the action of, or imbue with, a mordant.
(n) :
Any corrosive substance used in etching.
(n) :
A glutinous size used as a ground for gilding, to make the gold leaf adhere.