English dictionary
plutonium meaning and definition
Definition and meaning of plutonium at MeaningMonkey.org. plutonium meaning and definition in the English Dictionary.PLUTONIUM noun
Definition of plutonium (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
- synonyms: atomic number 94, Pu
Source: Princeton University Wordnet