perlite

noun
per·​lite | \ ˈpər-ˌlīt How to pronounce perlite (audio) \

Definition of perlite

: volcanic glass that has a concentric structure, appears as if composed of concretions, is usually grayish and sometimes spherulitic, and when heated expands to form a lightweight aggregate used especially in concrete and plaster and as a medium for potting plants

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Other Words from perlite

perlitic \ ˌpər-​ˈli-​tik How to pronounce perlitic (audio) \ adjective

Examples of perlite in a Sentence

Recent Examples on the Web

The mix should contain peat moss, perlite, ground bark and a touch of fertilizer. Stan Davidson, sun-sentinel.com, "Your Home: Everything’s coming up roses," 24 July 2019 Tip: Look for a mix with perlite, lava rock, coarse sand, or all three! Taylor Mead, House Beautiful, "How to Grow Your Own Aloe Plant in Time for Summer," 6 May 2019 Concrete mixed with vermiculite or perlite, or concrete and fiberglass blends, are much lighter. The Editors, Good Housekeeping, "Everything You Need to Know About Container Gardening," 13 Aug. 2018 Concrete mixed with vermiculite or perlite, or concrete and fiberglass blends, are much lighter. The Editors, Good Housekeeping, "Everything You Need to Know About Container Gardening," 13 Aug. 2018 Concrete mixed with vermiculite or perlite, or concrete and fiberglass blends, are much lighter. The Editors, Good Housekeeping, "Everything You Need to Know About Container Gardening," 13 Aug. 2018 Place the seeds on wet blotting paper or mix them with a little damp peat moss and perlite; store in the refrigerator for 5 days before sowing. The Editors Of Organic Life, Good Housekeeping, "How To Grow Nutritious Lettuce Greens All Year Long," 15 June 2017 Concrete mixed with vermiculite or perlite, or concrete and fiberglass blends, are much lighter. The Editors Of Organic Life, Good Housekeeping, "Everything You Need To Know About Container Gardening," 1 June 2017 Load your pot with a sterile potting mix, or try this one from V. J. Billings, owner of Mountain Valley Growers organic nursery: Mix approximately 60 percent peat moss with 40 percent perlite, with a couple of handfuls of homemade compost thrown in. Therese Ciesinski, Good Housekeeping, "How To Grow Lavender Anywhere," 3 Apr. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'perlite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of perlite

1833, in the meaning defined above

History and Etymology for perlite

French, from perle pearl

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Dictionary Entries near perlite

perlid

Perlidae

Perlis

perlite

Perlman

Perlmutter

perlocutionary

Statistics for perlite

Last Updated

7 Aug 2019

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Time Traveler for perlite

The first known use of perlite was in 1833

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More from Merriam-Webster on perlite

Rhyming Dictionary: Words that rhyme with perlite

Britannica.com: Encyclopedia article about perlite

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