Is “Hart” a Scrabble word?
Yes
HART
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 Hart
/hɑːt/
noun
1.A male deer, especially the male of the red deer after his fifth year.
2.A red deer or one of related species.