This word is not acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. The chemical symbol of rubidium.

n. 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

"Borrowing money from the Chinese will only create more debt, union pay offs and prolong the pain rb"