cementite

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ce·ment·ite

 (sĭ-mĕn′tīt′)
n.
A hard brittle iron carbide, Fe3C, found in steel with more than 0.85 percent carbon.

[From cement.]

cementite

(sɪˈmɛntaɪt)
n
(Elements & Compounds) the hard brittle compound of iron and carbon that forms in carbon steels and some cast irons. Formula: Fe3C

ce•ment•ite

(sɪˈmɛn taɪt)

n.
an iron carbide, Fe3C, a constituent of steel and cast iron, sometimes with part of its iron replaced by another metal, as manganese.
[1885–90]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cementite - a chemical compound that is a constituent of steel and cast iron; very hard and brittle
chemical compound, compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
pearlite - a lamellar mixture of cementite and ferrite formed during the cooling of austenite; a constituent of steel and cast iron
References in periodicals archive ?
Minor minerals include schreibersite, rhabdite, troilite, cohenite, graphite, and sphalerite (Buchwald 1975; Dominik 1976).
Studying the mineral composition and structure of the Morasko meteorite, Buchwald (1975) noticed that kamacite had locally undergone an extensive change to a granular pattern, and the cohenite crystals had markedly recrystallized.