Is “Tephras” a Scrabble word?
Yes
TEPHRAS
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 Tephras
noun
1.The solid material thrown into the air by a volcanic eruption that settles on the surrounding areas.