English dictionary
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English noun: rubidium | |||
| 1. | rubidium (substance) a soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite | ||
| Synonyms | atomic number 37, Rb | ||
| Broader (hypernym) | metal, metallic element | ||
| Substance meronym | carnallite, lepidolite, pollucite | ||
Based on WordNet 3.0 copyright © Princeton University.
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Web design: Orcapia v/Per Bang. English edition: .
2026 onlineordbog.dk