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atomic number 8 |
atomic number 80 |
atomic number 81 |
atomic number 82 |
atomic number 83 |
atomic number 84
| atomic number 85
| atomic number 86
| atomic number 87
| atomic number 88
| atomic number 89
atomic number 84
WORDNET DICTIONARY
Noun atomic number 84 has 1 sense
- atomic number 84(n = noun.substance) po, polonium - a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor; Array is a kind of metal, metallic element
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