uindexunnilhexium./yoo-nil-hek-see-uhm/US // ˌyu nɪlˈhɛk si əm //壬辰倭乱,壬戌年,壬辰年,壬辰倭寇Definitionsn.noun · 名词1. Chemistry, Physics.›former name of seaborgium. Symbol: UnhLevel 5More words in u →