| NOUN | substance | americium, Am, atomic number 95 | a radioactive transuranic metallic element |
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| Meaning | A radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms. | |
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| Synonyms | Am, atomic number 95 | |
| Broader | metallic element, metal | Any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. |
| Spanish | americio, número atómico 95 | |
| Catalan | americi, número atòmic 95 | |
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