Sinonim plutonium
English Thesaurus
1. a solid silvery grey radioactive transuranic element whose atoms can be split when bombarded with neutrons; found in minute quantities in uranium ores but is usually synthesized in nuclear reactors; 13 isotopes are known with the most important being plutonium 239 (noun.substance)
| hypernym | : | chemical element, element, |
| definition | : | any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter (noun.substance) |
| hyponym | : | plutonium 239, |
| definition | : | 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 (noun.substance) |
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