hahnium

hahnium

(ˈhɑːnɪəm)

n

(Elements & Compounds) a name once advanced by the American Chemical Society for dubnium

[C20: named after Otto Hahn]

un•nil•pen•ti•um

(ˌyu nɪlˈpɛn ti əm)

n.

provisional name for the transuranic element with atomic number 105. Symbol: Unp Also called hahnium.

[1975–80; < Latin ūn(us) one + nīl nothing + Greek pént(e) five + New Latin -ium -ium²]

hah·ni·um

(hä′nē-əm)

An earlier name for dubnium.

Thesaurus

Noun

1.

hahnium - a transuranic element atomic number 105, Db, dubnium, element 105 chemical element, element - any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter

Translations

hahnium