Is “Mercury” a Scrabble word?
Yes
MERCURY
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 Mercury
/ˈməː.kjʊ.ɹi/
noun
1.A metal.
2.Any of several types of plant.