Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A mixture of ferrite and cementite forming distinct layers or bands in slowly cooled carbon steels.

from The Century Dictionary.

  • noun The eutectoid of Steel.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Min.) A glassy volcanic rock of a grayish color and pearly luster, often having a spherulitic concretionary structure due to the curved cracks produced by contraction in cooling. See Illust. under perlitic.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A two-phased lamellar structure composed of alternating layers of alpha ferrite and cementite that occurs in some steels and cast irons, having a pearlescent appearance.
  • noun mineralogy Alternative form of perlite.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a lamellar mixture of cementite and ferrite formed during the cooling of austenite; a constituent of steel and cast iron

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

pearl +‎ -ite

Examples

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