/ nəʊˈbiːliəm; -ˈbel-; NAmE noʊ-/ noun
[ U ] ( symb No ) a chemical element. Nobelium is a radioactive metal that does not exist naturally and is produced from curium .
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WORD ORIGIN
1950s: modern Latin , from the name Nobel (named after Alfred Bernhard Nobel, Swedish chemist and engineer) + -ium .