plutonium-239
nounDefinitions
A radioactive and fissile isotope of plutonium, 23994Pu, having a half-life of 24,000…
A radioactive and fissile isotope of plutonium, 23994Pu, having a half-life of 24,000 years.
The neighborhood
Vish — recursive loop
No curated loop yet for plutonium-239. Loops are being traced one word at a time while the ingestion pipeline matures.
sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA