perthite

P3E1R1T1H4I1T1E1

noun

A laminated mixture of two feldspars: plagioclase and either orthoclase or microcline.

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Meanings

perthite1

nounperthite (countable and uncountable, plural perthites)

plural perthites

  1. countableuncountablechemistryA laminated mixture of two feldspars: plagioclase and either orthoclase or microcline.

Perthite2

nounPerthite (plural Perthites)

plural Perthites

  1. A native or inhabitant of the city of Perth, capital of Western Australia, Australia.

Synonyms & antonyms

Also see
perthian

Origin

perthite · noun

From Perth, Ontario + -ite.

Full word history & related roots →

Perthite · noun

From Perth + -ite.

Full word history & related roots →

Rhymes & wordplay

Anagrams

tephrite
Cite this entry
APA

perthite. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/perthite

MLA

“perthite.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/perthite. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “perthite,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/perthite.

Source: perthite on Wiktionary, CC BY-SA 4.0.