Gall + -ize, after Dr. L. Gall, the French chemist who invented the process.
gallize (third-person singular simple present gallizes, present participle gallizing, simple past and past participle gallized)
- (winemaking) To add water and sugar to (unfermented grape juice) so as to increase the quantity of wine produced.
1866, George Husmann, The Cultivation of the Native Grape, and Manufacture of American Wines:
Therefore it is, that to us the knowledge of how to properly gallize our wines is still more important than to the European vintner, and the results which we can realize are yet more important.