Is “Orthophosphate” a Scrabble word?
Yes
ORTHOPHOSPHATE
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 Orthophosphate
noun
1.Any salt or ester of orthophosphoric acid; an ordinary phosphate