Is “Armamentarium” a Scrabble word?
Yes
ARMAMENTARIUM
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 Armamentarium
noun
1.All of the equipment available for carrying out a task, especially all the equipment used by a physician in the practice of medicine.