Meanings
nounpotassium-42 (uncountable)
- uncountablenatural sciencesAn artificially produced radioactive isotope of potassium, 4219K, having a half-life of 12.4 hours; used in medicine as a tracer
Cite this entry
APA
potassium-42. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/potassium-42
MLA
“potassium-42.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/potassium-42. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “potassium-42,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/potassium-42.
Source: potassium-42 on Wiktionary, CC BY-SA 4.0.