About The Word Actinium
Learn about the word Actinium to help solve your crossword puzzle. Discover Actinium definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Actinium
| Actinium Definition And Meaning |
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What's The Definition Of Actinium?
[n] a radioactive element of the actinide series; found in uranium ores
Synonyms | Synonyms for Actinium: Ac | atomic number 89 Related Terms | Find terms related to Actinium: See Also | chemical element | element | uranium ore Actinium In Webster's Dictionary \Ac*tin"i*um\, n. [Gr. ?, ?, ray.] (Chem.)
A supposed metal, said by Phipson to be contained in
commercial zinc; -- so called because certain of its
compounds are darkened by exposure to light.
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