Oxford Dictionary English digestive system nounnoun BrE BrE//daɪˈdʒestɪv sɪstəm// ; NAmE NAmE//daɪˈdʒestɪv sɪstəm// ; BrE BrE//dɪˈdʒestɪv sɪstəm// ; NAmE NAmE//dɪˈdʒestɪv sɪstəm// Add to my wordlistjump to other results the series of organs inside the body that digest foodSee digestive system in the Oxford Advanced American DictionaryCheck pronunciation: digestive system oxfordlearnersdictionaries.com