- broken or waste glass suitable for remelting.
Origin of cullet
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for cullet
This broken glass is called "cullet," and is carefully swept into piles and kept in bins for use in the furnaces.How To Write Special Feature Articles
Willard Grosvenor Bleyer
It is then mixed with the glass mixture and broken glass (“cullet”), and replaced in the crucibles.
They can be traced by cullet heaps and broken-down furnaces, and by their names, often mutilated, recorded in parish registers.
Bohemian table or plate glass is made with 63 parts of quartz; 26 of purified potashes; 11 of sifted slaked lime, and some cullet.
- waste glass for melting down to be reused
C17: perhaps variant of collet (literally: little neck, referring to the glass neck of newly blown bottles, etc)