Pronunciation

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verb
noun

Plain form
ferment

Third-person singular
ferments

Past tense
fermented

Past participle
fermented

Present participle
fermenting

  1. When something ferments, it turns into alcohol. This happens when sugar in fruit or grain ages or is acted on by yeast.
    When the grape juice was left in a barrel for a year, it fermented into wine.
  2. When you ferment an emotion, you stir it up or arouse it.
    The preacher fermented anger with the government from the pulpit.

Singular
ferment

Plural
ferments

  1. A ferment is a state of arousal or change.
    There was a ferment of reform caused by the Second Great Awakening.
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