Meaning Of The Word Perlite

Real Dictionary

What's the definition of Perlite? Find Perlite meanings, definitions and more at the Real Dictionary online.

Perlite Meaning

Perlite Definition
Perlite Definition

What's The Definition Of Perlite?

perlite in American English
a greenish volcanic glass, similar to obsidian, with a pearly luster and multiple, minute concentric cracks, used as insulation and in making concrete, plaster, etc.
noun: a volcanic glass in which concentric fractures impart a distinctive structure resembling masses of small spheroids, used as a plant growth medium

perlite in British English
noun: a variety of obsidian consisting of masses of small pearly globules: used as a filler, insulator, and soil conditioner

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