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Definition of Unbibium
1. Noun. The systematic element name for the (as yet undiscovered) chemical element with atomic number 122 (''symbol'' Ubb). ¹
¹ Source: wiktionary.com
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1. Noun. The systematic element name for the (as yet undiscovered) chemical element with atomic number 122 (''symbol'' Ubb). ¹
¹ Source: wiktionary.com