Home/ununniliumununnilium/uhn-uh-nil-ee-uhm/US // ˌʌn əˈnɪl i əm //岫岩县,岫岩,无名氏,岫玉县Definitionsn.名词 noun1 Chemistry, Physics.: former name of darmstadtium. Symbol: UunLevel 5Browse all words →