Pu
| 1. |
(noun) a radioactive transuranic element that is similar to uranium; 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 |
|
Synonyms: atomic number 94, plutonium |
|
Related Words: chemical element, element, plutonium 239 |
|
|