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atomic number 84 |
atomic number 85 |
atomic number 86 |
atomic number 87 |
atomic number 88 |
atomic number 89
| atomic number 9
| atomic number 90
| atomic number 91
| atomic number 92
| atomic number 93
atomic number 89
WORDNET DICTIONARY
Noun atomic number 89 has 1 sense
- atomic number 89(n = noun.substance) ac, actinium - a radioactive element of the actinide series; found in uranium ores; Array is a kind of chemical element, element
For further exploring for "atomic number 89" in Webster Dictionary Online
