rubidium
Valid in Scrabble
- Scrabble points
- 13
- Words With Friends
- 17
- Letters
- 8
Definition of rubidium
2 senses · 1 part of speech · etymology included
noun
- (uncountable)The chemical element (symbol Rb) with an atomic number of 37. It is a soft, highly reactive alkali metal.
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noun
- (uncountable)The chemical element (symbol Rb) with an atomic number of 37. It is a soft, highly reactive alkali metal.
- (countable)A single atom of this element.
Definitions from Wiktionary, CC BY-SA.
Etymology
A New Latin word derived by German chemist R. W. Bunsen in 1861, from Latin rūbidus (“red”) because its spectrum has two red lines.
Words you can make from rubidium
41 playable · top: MIDRIB (11 pts)
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20 words2-letter words
5 wordsHooks
1 extension · 1 back
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