potassium-argon dating

noun

A method of estimating the age of igneous rocks or of archaeological objects by measuring the amount of argon that has built up through the radioactive decay of potassium.

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Meanings

nounpotassium-argon dating (usually uncountable, plural potassium-argon datings)

plural potassium-argon datings

  1. uncountableusuallygeographyA method of estimating the age of igneous rocks or of archaeological objects by measuring the amount of argon that has built up through the radioactive decay of potassium.
Cite this entry
APA

potassium-argon dating. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/potassium-argon%20dating

MLA

“potassium-argon dating.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/potassium-argon%20dating. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “potassium-argon dating,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/potassium-argon%20dating.

Source: potassium-argon dating on Wiktionary, CC BY-SA 4.0.