| NOUN | substance | atomic number 73, tantalum, Ta | a hard grey lustrous metallic element that is highly resistant to corrosion |
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| Meaning | A hard grey lustrous metallic element that is highly resistant to corrosion; occurs in niobite and fergusonite and tantalite. | |
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| Synonyms | tantalum, Ta | |
| 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. |
| Substance of | fergusonite | A dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals |
| niobite, columbite | A black mineral that is an ore of niobium and tantalum | |
| tantalite | A mineral consisting of tantalum oxide of iron and manganese that occurs with niobite or in coarse granite | |
| Spanish | número atómico 73, Ta, tantalio, tántalo | |
| Catalan | número atòmic 73, Ta, tàntal | |
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