Is “Backwash” a Scrabble word?
Yes
BACKWASH
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 Backwash
/ˈbæk.wɒʃ/
noun
1.The backward flow of water from oars or propeller or breaking waves.
2.The similar flow of air from an aircraft engine.
3.The result or consequence of an event; an aftermath.
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.