• synonyms


  1. broken or waste glass suitable for remelting.
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Origin of cullet

1810–20; variant of collet < Italian colletto glass blower's term, literally, little neck. See col, -et
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cullet

Historical Examples of cullet

  • This broken glass is called "cullet," and is carefully swept into piles and kept in bins for use in the furnaces.

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  • 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.

British Dictionary definitions for cullet


  1. waste glass for melting down to be reused
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Word Origin for cullet

C17: perhaps variant of collet (literally: little neck, referring to the glass neck of newly blown bottles, etc)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012