Is “Grabens” a Scrabble word?
Yes
GRABENS
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 Grabens
noun
1.An elongated block of the Earth's crust, bounded by faults, that has dropped relative to the surrounding area.