English dictionary
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English noun: atomic number 68 | |||
| 1. | atomic number 68 (substance) a trivalent metallic element of the rare earth group; occurs with yttrium | ||
| Synonyms | Er, erbium | ||
| Broader (hypernym) | metal, metallic element | ||
| Substance meronym | fergusonite, gadolinite, ytterbite | ||
Based on WordNet 3.0 copyright © Princeton University.
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Web design: Orcapia v/Per Bang. English edition: .
2025 onlineordbog.dk