Is “Rune” a Scrabble word?
Yes
RUNE
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 Rune
/ɹuːn/
noun
1.A letter, or character, belonging to the written language of various ancient Germanic peoples, especially the Scandinavians and the Anglo-Saxons.
2.A Finnish or Scandinavian epic poem, or a division of one, especially a division of the Kalevala.
3.A letter or mark used as mystical or magic symbol.