Home › Words › U › unbioctiumunbioctiumunbioctium means the systematic element name for the (as yet undiscovered) chemical element with atomic number 128 (symbol Ubo).EtymologySystematic element name, from un- + bi- + oct- + -ium.nounThe systematic element name for the (as yet undiscovered) chemical element with atomic number 128 (symbol Ubo).Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.unbiunium 86% match — The systematic element name for the (as yet undiscovered) chemical element with atomic number 121 (symbol Ubu). vs unbioctium →unbiquadium 85% match — The systematic element name for the (as yet undiscovered) chemical element with atomic number 124 (symbol Ubq). vs unbioctium →unbiennium 83% match — The systematic element name for the (as yet undiscovered) chemical element with atomic number 129 (symbol Ube). vs unbioctium →unbipentium 81% match — The systematic element name for the (as yet undiscovered) chemical element with atomic number 125 (symbol Ubp). vs unbioctium →unbiseptium 78% match — The systematic element name for the (as yet undiscovered) chemical element with atomic number 127 (symbol Ubs). vs unbioctium →untrinilium 73% match — The systematic element name for the (as yet undiscovered) chemical element with atomic number 130 (symbol Utn). vs unbioctium →ununpentium 67% match — The systematic element name for the chemical element with atomic number 115 (symbol Uup). The element is now named moscovium. vs unbioctium →dubnium 62% match — A transuranic chemical element (symbol Db) with atomic number 105. vs unbioctium →