Letters that make dubnium
b, d, n, m, i, u are letters that make 'dubnium'
1 possible definitions for 'dubnium'
Under this definition, dubnium is a noun and has the following properties:
Db, hahnium, element 105, atomic number 105 have the same meaning as 'dubnium'
'dubnium' can be a type of chemical element, element.