Definitions for unnilhexiumˌyu nɪlˈhɛk si əm
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Random House Webster's College Dictionary
un•nil•hex•i•umˌyu nɪlˈhɛk si əm(n.)
provisional name for the transuranic element with atomic number 106.
Category: Chemistry, Physics
Ref: Symbol: Unh
Origin of unnilhexium:
1975–80; < L ūn(us)one+nīl nothing + Gk héxsix+ NL -ium -ium2
Wiktionary
unnilhexium(Noun)
seaborgium
Origin: Systematic name, literally "element 106".
Citation
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