1) Ferment 2) Fermentation 3) Fermenting 4) Zymolysis 5) Zymosis 
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process of fermenting wine
• (n.) The conversion of a fruit juice or other saccharine solution into alcohol by fermentation.
Winemaking, including all the operations and processes involved. Somehow, when you're talking to an audience, "vinification" seems so much more important than "winemaking."
The process of making grape juice into wine.
Vin`i·fi·ca'tion noun [ Latin vinum wine + English -fication .] The conversion of a fruit juice or other saccharine solution into alcohol by fermentation. 
The process of making wine, from the picking of the berries to the end of the bottling line.
the process of making wine.
[n] - the process whereby fermentation changes grape juice into wine
The process of making grape juice into wine.
noun the process whereby fermentation changes grape juice into wine
The process of making wine.
The practical art of transforming grapes into wine. It is synonymous with wine making.