Meanings
nounphthanite (countable and uncountable, plural phthanites)
plural phthanites
- countableuncountablechemistrychert
Origin
- Ancient Greekφθάνω“to come first”
- Englishphthanite
From Ancient Greek φθάνω (phthánō, “to come first”).
More words from Ancient Greek
Full word history & related roots →Cite this entry
APA
phthanite. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/phthanite
MLA
“phthanite.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/phthanite. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “phthanite,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/phthanite.
Source: phthanite on Wiktionary, CC BY-SA 4.0.