a substance capable of bringing about fermentation cause to undergo fermentation; "We ferment the grapes for a very long time to achieve high alcohol content"; "The vintner worked the wine in big oak vats"
cause to undergo fermentation; "We ferment the grapes for a very long time to achieve high alcohol content"; "The vintner worked the wine in big oak vats"
a chemical phenomenon in which an organic molecule splits into simpler substances
To change the chemical composition of certain foods through the action of microorganisms For example, yeast acts on malt to produce beer
go sour or spoil; "The milk has soured"; "The wine worked"; "The cream has turned--we have to throw it out"
be in an agitated or excited state; "The Middle East is fermenting"; "Her mind ferments"
be in an agitated or excited state; "The Middle East is fermenting"; "Her mind ferments
Ferment is excitement and trouble caused by change or uncertainty. The whole country has been in a state of political ferment for some months. = turmoil
If a food, drink, or other natural substance ferments, or if it is fermented, a chemical change takes place in it so that alcohol is produced. This process forms part of the production of alcoholic drinks such as wine and beer. The dried grapes are allowed to ferment until there is no sugar left and the wine is dry To serve the needs of bakers, manufacturers ferment the yeast to produce a more concentrated product. + fermentation fer·men·ta·tion Yeast is essential for the fermentation that produces alcohol. if fruit, beer, wine etc ferments, or if it is fermented, the sugar in it changes to alcohol (fermenter, from fermentum ). a situation of great excitement or trouble in a country, especially caused by political change in ferment