1

ferment

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verb fer·ment \(ˌ)fər-ˈment\

Definition of ferment

  1. intransitive verb
  2. 1 :  to undergo fermentation The wine ferments in oak barrels.

  3. 2 :  to be in a state of agitation or intense activity everything ferments in him—his thoughts, sensations, and memories; nothing stays quiet — Janet Flanner

  4. transitive verb
  5. 1 :  to cause to undergo fermentation Yeast ferments the sugar in the juice.

  6. 2 :  to work up (as into a state of agitation) :  foment

fermentable

play \(ˌ)fər-ˈmen-tə-bəl\ adjective

Examples of ferment in a Sentence

  1. The wine ferments in oak barrels.

  2. Yeast ferments the sugar in the juice.

Recent Examples of ferment from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ferment'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of ferment

see 2ferment


2

ferment

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noun fer·ment \ˈfər-ˌment also (ˌ)fər-ˈment\

Definition of ferment

  1. 1a :  a living organism (such as a yeast) that causes fermentation by virtue of its enzymesb :  enzyme

  2. 2a :  a state of unrest :  agitationb :  a process of active often disorderly development the great period of creative ferment in literature — William Barrett

Examples of ferment in a Sentence

  1. The city was in a state of ferment after the election.

  2. the city was in ferment as its residents nervously awaited the airborne invasion that was sure to come

Recent Examples of ferment from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ferment'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of ferment

Middle English, from Latin fermentum yeast — more at barm

Other Biochemistry Terms


FERMENT Defined for English Language Learners

ferment

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verb

Definition of ferment for English Language Learners

  • : to go through a chemical change that results in the production of alcohol

ferment

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noun

Definition of ferment for English Language Learners

  • : a situation in which there is much excitement and confusion caused by change


FERMENT Defined for Kids

1

ferment

play
verb fer·ment \fər-ˈment\

Definition of ferment for Students

fermented

;

fermenting

  1. :  to go through a chemical change that results in the production of alcohol


2

ferment

play
noun fer·ment \ˈfər-ˌment\

Definition of ferment for Students

  1. 1 :  something (as yeast) that causes fermentation

  2. 2 :  an excited state Methuselah was in a ferment of eagerness … — Brian Jacques, Redwall


Medical Dictionary

1

ferment

play
verb fer·ment \(ˌ)fər-ˈment\

Medical Definition of ferment

  1. :  to undergo fermentation

  2. transitive verb

  3. :  to cause to undergo fermentation

fermentable

\-ə-bəl\play adjective

2

ferment

play
noun fer·ment \ˈfər-ˌment also (ˌ)fər-ˈ\

Medical Definition of ferment

  1. 1a:  a living organism (as a yeast) that causes fermentation by virtue of its enzymesb:  enzyme

  2. 2:  fermentation



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