pearlite
[ pur-lahyt ]
/ ˈpɜr laɪt /
|
noun
Metallurgy. a microscopic lamellar structure found in iron or steel, composed of alternating layers of ferrite and cementite.
Petrography. perlite.
Nearby words
- pearlash,
- pearler,
- pearlescent,
- pearleye,
- pearlfish,
- pearlitic,
- pearlized,
- pearls,
- pearls before swine, cast not,
- pearlstein
Origin of pearlite
perlite
or pearl·ite
[ pur-lahyt ]
/ ˈpɜr laɪt /
noun Petrography.
a volcanic glass in which concentric fractures impart a distinctive structure resembling masses of small spheroids, used as a plant growth medium.
Origin of perlite
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for pearlite
Several other ingredients of importance, as pearlite, illustrated on the opposite page, have also been studied.
Inventors at Work|George IlesThe magnification is too small to show the zebra striping of the pearlite.
The iron thus liberated, as the ferrite of this pearlite, changes simultaneously to α-ferrite.
pearlite
/ (ˈpɜːlaɪt) /
noun
the lamellar structure in carbon steels and some cast irons that consists of alternate plates of pure iron and iron carbide
a variant spelling of perlite
perlite
pearlite
/ (ˈpɜːlaɪt) /
noun
a variety of obsidian consisting of masses of small pearly globules: used as a filler, insulator, and soil conditioner
Word Origin for perlite
C19: from French, from perle pearl 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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