Definition of pearlite in English:


Line breaks: pearl|ite
Pronunciation: /ˈpəːlʌɪt


[mass noun] Metallurgy
  • A finely laminated mixture of ferrite and cementite present in cast iron and steel, formed by the cooling of austenite.
    More example sentences
    • The structure now consists of free cementite and pearlite.
    • Ductility and impact properties are principally determined by the proportions of ferrite and pearlite in the matrix.
    • It is important to note that higher silicon contents can promote pearlite and may increase the nickel requirement.


late 19th century: from pearl1 + -ite1.

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