Is “Polymath” a Scrabble word?
Yes
POLYMATH
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 Polymath
/ˈpɒlɪmæθ/
noun
1.A person with extraordinarily broad and comprehensive knowledge.
Synonyms: polyhistor, renaissance man