|1.||[ noun ] a state of agitation or turbulent change or development|
|Synonyms:||fermentation unrest agitation|
: "the political ferment produced a new leadership" "social unrest"
|2.||[ noun ] (chemistry) a process in which an agent causes an organic substance to break down into simpler substances; especially, the anaerobic breakdown of sugar into alcohol|
|Synonyms:||fermentation zymolysis fermenting zymosis|
|Related terms:||chemical_process vinification bottom_fermentation top_fermentation sour|
|3.||[ noun ] (biology) a substance capable of bringing about fermentation|
|4.||[ verb ] go sour or spoil|
|Synonyms:||turn sour work|
"The milk has soured" "The wine worked" "The cream has turned--we have to throw it out"
|Related terms:||change_state zymosis fermentation souring|
|5.||[ verb ] (food) 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"
|Related terms:||convert vinify sour zymosis fermentation sour|
|6.||[ verb ] work up into agitation or excitement|
"Islam is fermenting Africa"
|Related terms:||inflame agitation|
|7.||[ verb ] be in an agitated or excited state|
"The Middle East is fermenting" "Her mind ferments"
|Related terms:||seethe agitation|
|8.||[ noun ] (chemistry) a chemical phenomenon in which an organic molecule splits into simpler substances|