Is “Chinook” a Scrabble word?
Yes
CHINOOK
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 Chinook
/tʃɪˈnuːk/
noun
1.The descending, warm, dry wind on the eastern side of the Rocky Mountains that generally blows from the southwest and can rapidly increase the temperature due to the much warmer air it brings.
2.The chinook salmon (Oncorhynchus tshawytscha).