plutonium 239

(Pronunciation -تلفظ سنیۓ ) US:

Slow

Normal

Noun: plutonium 239

1. plutonium 239
A highly fissionable isotope of plutonium that is used in atomic weapons and as a reactor fuel; produced by irradiating uranium 238 with slow electrons

Generic Words:

atomic number 94, plutonium, pu

Specific Words:

weapons plutonium, weapons-grade plutonium

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