Frit /(frĭt)/

Frit

n.
  1. The material of which glass is made, after having been calcined or partly fused in a furnace, but before vitrification. It is a composition of silex and alkali, occasionally with other ingredients. (Glass Making)
  2. The material for glaze of pottery. (Ceramics)

Phrases & Compounds
Frit brick
a lump of calcined glass materials, brought to a pasty condition in a reverberatory furnace, preliminary to the perfect vitrification in the melting pot.

Frit

v. t.

imp. & p. p. Fritted; p. pr. & vb. n. Fritting

  1. To prepare by heat (the materials for making glass); to fuse partially.

Frit

v. t.
  1. To fritter; -- with away. [R.]