noun
: fermentation occurring in putrefaction and apparently in the digestion of herbivorous mammals in which butyric acid is produced by certain chiefly anaerobic bacteria acting upon various organic substances (as lactic acid or butter)
noun
: fermentation occurring in putrefaction and apparently in the digestion of herbivorous mammals in which butyric acid is produced by certain chiefly anaerobic bacteria acting upon various organic substances (as lactic acid or butter)
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012