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Pronunciation: se-bor'ge-um

Definition: An artificial transplutonium element; atomic number 106; atomic weight 263. [Formerly called Unnilhexium, Unh 263.]

[Glenn T. Seaborg, U.S. chemist and Nobel laureate, 1912–1999]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.