Is “Cuprammonium” a Scrabble word?
Yes
CUPRAMMONIUM
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 Cuprammonium
noun
1.The cation Cu(NH3)42+ formed by adding ammonia to copper salts
Synonyms: tetramminecopper