Is “Backwashed” a Scrabble word?
Yes
BACKWASHED
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 Backwashed
verb
1.To operate a water filter in the reverse direction in order to clean it.
2.To affect with backwash.
3.To clean the oil from wool after combing.