Definitions for pu

This page provides all possible meanings and translations of the word pu

Princeton's WordNet

  1. plutonium, Pu, atomic number 94(noun)

    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

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