/daɪˈdʒestʃən ||; daɪˈdʒɛstʃən/noun [C,U] the process of changing food in your stomach so that it can be used by the body 消化（的过程） ➔digestive /daɪˈdʒestɪv ||; daɪˈdʒɛstɪv/ adj the digestive system 消化系统