Is “Chaptalization” a Scrabble word?
Yes
CHAPTALIZATION
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 Chaptalization
noun
1.The addition of sugar to grape juice in the fermentation of wine. Usually done if the grapes are thought to lack enough natural sugars for the desired alcohol content.