Definitions

1. verb

to undergo fermentation, or to cause fermentation to occur in a substance

“The yeast began to fermentate the sugars in the fruit, producing a sweet wine.”

2. verb

to produce or cause fermentation in a substance

“The bacteria in the cheese began to fermentate, giving it a strong smell.”

3. noun

the act or process of undergoing or causing fermentation

“The fermentate of the beer was a key factor in its unique flavor.”