Table of Contents
Synonyms
1. Rb
noun. 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
- metallic element
- pollucite
- rubidium
- carnallite
- lepidolite
- metal
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Rhymes with Rb
- barbee