noun🔗ShareLactobacilosAny of many rod-shaped, nonmotile, aerobic bacteria, of the genus Lactobacillus, that ferment sugars to form lactic acid"Yogurt contains lactobacilli, which help make it thick and tangy. "El yogur contiene lactobacilos, que ayudan a que sea espeso y con un sabor ácido.organismmicroorganismbiologysciencemedicinebiochemistryChat with AIVocabulary GamePractice Reading