- (n.) The process of undergoing an effervescent change, as by the action of yeast; in a wider sense (Physiol. Chem.), the transformation of an organic substance into new compounds by the action of a ferment, either formed or unorganized. It differs in kind according to the nature of the ferment which causes it.
- (n.) A state of agitation or excitement, as of the intellect or the feelings.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). fermentation. Retrieved September 22, 2026, from http://smartdefine.org/fermentation/definitions/2007553 |
| Chicago | Webster's. 2011. "fermentation" http://smartdefine.org/fermentation/definitions/2007553 (accessed September 22, 2026). |
| Harvard | Webster's 2011, fermentation, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/fermentation/definitions/2007553>. |
| MLA | Webster's. "fermentation" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/fermentation/definitions/2007553> |