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.

Definition of pearlite in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day retroflex
Pronunciation: ˈrɛtrə(ʊ)flɛks
turned backwards