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Definition of Dubnium
1. Noun. A transuranic element.
Exact synonyms: Atomic Number 105, Db, Element 105, Hahnium
Generic synonyms: Chemical Element, Element
Generic synonyms: Chemical Element, Element
Definition of Dubnium
1. Noun. A transuranic chemical element (''symbol'' Db) with atomic number 105. ¹
2. Noun. (chemistry obsolete) (non-gloss definition A rejected name for rutherfordium.) ¹
¹ Source: wiktionary.com
Definition of Dubnium
1. a radioactive element [n -S]