ɪnˈɡeɪd͡ʒ.mənt ɪnvəˈluːʃən pɑɹˌtɪsɪˈpeɪʃən pɑːˌtɪsɪˈpeɪʃən the act of sharing in the activities of a group the teacher tried to increase his students' engagement in class activities the condition of sharing in common with others (as fellows or partners etc.)