Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
uranium 238 | Yes | No | No | No |
uranium | Yes | No | No | No |
uranium 238 (noun) | uranium (noun) |
---|---|
the commonest isotope of uranium; it is not fissionable but when irradiated with neutrons it produces fissionable plutonium 239 | a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons |