| NOUN | substance | lanthanum, La, atomic number 57 | a white soft metallic element that tarnishes readily |
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| Sounds | lae'nthahnahm | |
|---|---|---|
| Rhymes | abolitionism ... zirconium: 557 rhymes with ahm... | |
| Meaning | A white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth. | |
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| Synonyms | La, atomic number 57 | |
| 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 | lantano, número atómico 57 | |
| Catalan | lantà, lantani, número atòmic 57 | |
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