noun pearl·ite \ˈpər(-ə)-ˌlīt\

Definition of PEARLITE

:  the lamellar mixture of ferrite and cementite in slowly cooled iron-carbon alloys occurring normally as a principal constituent of both steel and cast iron
pearl·it·ic \ˌpər-ˈli-tik\ adjective

Origin of PEARLITE

French perlite, from perle pearl
First Known Use: 1888


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