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Show words looked up
Word |
# |
Date |
Definition |
Site |
Level |
| radium |
1 |
today |
a radioactive chemical element that has eighty-eight protons in each nucleus and that occurs in pure form as a solid metal, used esp. as a radiation source for cancer treatment. (symbol: Ra) |
Main |
Adv. |
| advantage |
1 |
today |
a position or place of superiority or domination. [3 definitions] |
Main |
Adv. |