Lactobacillus definition

Any of various rod-shaped, oxygen-tolerant anaerobic bacteria of the genus Lactobacillus that ferment sugars to lactic acid and are used in the production of certain foods such as yogurt, sauerkraut, and pickles.

Any of a genus (Lactobacillus) of bacteria that ferment milk, carbohydrates, etc., producing lactic acid and carbon dioxide: found as saprophytes or as parasites in the mouth, intestinal tract, and vagina of humans and other mammals.

Any of various rod-shaped, oxygen-tolerant anaerobic bacteria of the genus Lactobacillus that ferment sugars to lactic acid and are used in the production of certain foods such as yogurt, sauerkraut, and pickles.