Is “Thulium” a Scrabble word?
Yes
THULIUM
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 Thulium
/ˈθjuːliəm/
noun
1.A metallic chemical element (symbol Tm) with atomic number 69: a fairly soft, easily workable metal with a bright silvery-gray lustre.