noun🔗ShareNisineA polycyclic peptide produced by fermentation with the bacterium Lactococcus lactis; used as a preservative in processed cheese etc."The manufacturer added nisin to the cheese spread to prevent spoilage and extend its shelf life. "Le fabricant a ajouté de la nisine à la préparation de fromage pour éviter l'altération et prolonger sa durée de conservation.compoundfoodsubstancechemistrymicroorganismbiologybiochemistryChat with AIVocabulary GamePractice Reading