astrophyllite

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noun

A rare, brown to golden-yellow hydrous potassium iron titanium silicate mineral, visually identical to kupletskite.

OriginAncient Greek ἀστήρ →
Scrabble 21
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Meanings

nounastrophyllite (countable and uncountable, plural astrophyllites)

plural astrophyllites

  1. countableuncountablechemistryA rare, brown to golden-yellow hydrous potassium iron titanium silicate mineral, visually identical to kupletskite.

Origin

  1. Ancient Greekἀστήρ“star”
  2. Englishastrophyllite

From Ancient Greek ἀστήρ (astḗr, “star”) + φύλλον (phúllon, “leaf”) + -ite.

More words from Ancient Greek

Full word history & related roots →
Cite this entry
APA

astrophyllite. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/astrophyllite

MLA

“astrophyllite.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/astrophyllite. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “astrophyllite,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/astrophyllite.

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