Definition of perlite in English:
A form of obsidian consisting of glassy globules, used as insulation or in plant growth media.
- The mix we use contains compost, peat, perlite, rock phosphates, blood meal, calcite clay and gypsum.
- With hot adhesives, however, it has to be paired with an insulation cover board of another type, such as perlite or wood fiber.
- These soil mixtures should include sand, peat moss, perlite, vermiculite, and fir bark for adequate drainage.
Mid 19th century: from French, from perle 'pearl'.
Words that rhyme with perlitepearlite
Definition of perlite in:
- US English dictionary
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