Source : Webster's Revised Unabridged Dictionary (1913)

Frit \Frit\, v. t. [imp. & p. p. {Fritted}; p. pr. & vb. n.
   {Fritting}.]
   To prepare by heat (the materials for making glass); to fuse
   partially. --Ure.

Source : WordNet®

fritted
     See {frit}