ferment

/fərˈmɛnt/
verb
  1. (of a substance) to undergo a chemical change in which sugars are broken down into alcohol, acids, or gases, often using yeast or bacteria.
    • The cabbage was left to ferment in a jar to make sauerkraut.
    • The grape juice will ferment into wine over several weeks.
    • If you leave the dough too long, it will ferment and develop a sour smell.
  2. To cause a substance to undergo fermentation.
    • She learned how to ferment vegetables at home for pickling.
    • The brewer ferments the mixture in large steel tanks.
    • They ferment the soybeans to create miso paste.
  3. To be in a state of excitement, unrest, or agitation.
    • Anger fermented in the crowd as the speech went on.
    • Political ideas began to ferment among the students.
    • Discontent had been fermenting for months before the protest.
Synonyms
noun
  1. A state of agitation, excitement, or unrest.
    • The new policy caused a ferment of debate in the community.
    • The country was in a ferment after the election results.
    • The city was in a ferment of activity during the festival.
  2. A substance that causes fermentation, such as yeast or a fermenting agent.
    • Traditional bread uses a natural ferment instead of commercial yeast.
    • The ferment in the vat bubbled as it worked.
    • The baker added a ferment to the dough to help it rise.
What does "ferment" mean? | whatsthatwordmean | whatsthatwordmean