cementite

[ si-men-tahyt ]
/ sɪˈmɛn taɪt /

noun Metallurgy.

an iron carbide, Fe3C, a constituent of steel and cast iron, sometimes with part of its iron replaced by another metal, as manganese.

Origin of cementite

First recorded in 1885–90; cement + -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for cementite

cementite

/ (sɪˈmɛntaɪt) /

noun

the hard brittle compound of iron and carbon that forms in carbon steels and some cast irons. Formula: Fe 3 C
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