Definition of pearlite in English:

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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.
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.

Words that rhyme with pearlite

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