Reference meaning
Pu
Last updated
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
Related source terms
plutoniumatomic number 94
Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 14649775-n, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.