Ferment ( verb , noun )

(As a verb)

Ferment ( verb )

1. Cause (a liquid) to turn into an effervescent substance by the action of yeast or bacteria, typically in order to make alcohol or carbon dioxide.
2. Cause (something) to change or develop rapidly, especially in an uncontrolled way.

Origin:

Late middle english: from old french fermenter, from latin fermentare, from fermentum "leaven, yeast", from fervere "to boil".

Examples:

1. The wine is left to ferment for several months.
2. The country is fermenting with discontent.
3. In the warm weather, the milk will ferment quickly.
4. The dough was left to ferment overnight.
5. The ideas fermenting in his mind eventually led to a new invention.

(As a noun)

Ferment ( noun )

1. Cause (a liquid) to turn into an effervescent substance by the action of yeast or bacteria, typically in order to make alcohol or carbon dioxide.
2. Cause (something) to change or develop rapidly, especially in an uncontrolled way.

Origin:

Late middle english: from old french fermenter, from latin fermentare, from fermentum "leaven, yeast", from fervere "to boil".

Examples:

1. The wine is left to ferment for several months.
2. The country is fermenting with discontent.
3. In the warm weather, the milk will ferment quickly.
4. The dough was left to ferment overnight.
5. The ideas fermenting in his mind eventually led to a new invention.