It is never necessary to make a fritt for the preparation of matt glazes.
This is called a fritt; and when it is sent to the mill, any other insoluble material may be added to it if necessary.
"material for glass-making," 1660s, from Italian fritta, fem. past participle of friggere "to fry," from Latin frigere "to roast, poach, fry" (see fry (v.)).
A male homosexual; flit (1960s+)