Lexic.us

Definition of Plutonium

1. 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.

Definition of Plutonium

1. Noun. The transuranic chemical element with atomic number 94 and symbol Pu. ¹

¹ Source: wiktionary.com

Definition of Plutonium

1. [n -S]

Medical Definition of Plutonium

1. Plutonium. A naturally radioactive element of the actinide metals series. It has the atomic symbol pu, atomic number 94, and atomic weight 242. Plutonium is used as a nuclear fuel, to produce radioisotopes for research, in radionuclide batteries for pacemakers, and as the agent of fission in nuclear weapons. Chemical name: Plutonium (12 Dec 1998)

Lexicographical Neighbors of Plutonium

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