Is “Biremes” a Scrabble word?
Yes
BIREMES
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 Biremes
noun
1.(history) an ancient galley having two banks of oars, one above the other.