Is “Dubnium” a Scrabble word?
Yes
DUBNIUM
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Dubnium
/ˈdʌbniəm/
noun
1.A transuranic chemical element (symbol Db) with atomic number 105.
2.A rejected name for rutherfordium.
Synonyms: eka-tantalum, hahnium, hassium, joliotium, nielsbohrium, unnilpentium