ferment (B1)

verb

Pronunciation: /fərˈment/

Definition

To undergo or cause to undergo a process of slow decomposition caused by microscopic organisms (like yeast or bacteria) or enzymes, producing alcohol or carbon dioxide.

Examples

• Yeast is used to ferment the sugars in grape juice into alcohol.

• The bacteria ferment the milk, turning it into yogurt.

• Allow the mixture to ferment for several days in a cool, dark place.

How to Use ferment

ferment into (prepositional phrase)

To change into a different substance or state through fermentation. — "The bacteria ferment the milk into cheese."

ferment with (prepositional phrase)

To be full of or characterized by agitation or excitement. — "The crowd was fermenting with anticipation."

Synonyms of ferment

Words with a similar meaning to ferment:

• brew
• culture
• sour
• putrefy

Antonyms of ferment

Words with the opposite meaning to ferment:

• pasteurize
• preserve

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