Bible Dictionaries
Carborundum

Webster's Dictionary

A beautiful crystalline compound, SiC, consisting of carbon and silicon in combination; carbon silicide. It is made by heating carbon and sand together in an electric furnace. The commercial article is dark-colored and iridescent. It is harder than emery, and is used as an abrasive.

Bibliography Information
Webster, Noah. Entry for 'Carborundum'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​c/carborundum.html. 1828.