INDISCIPLINE Meaning of INDISCIPLINE in English indiscipline BrE AmE ɪn ˈdɪs əp lɪn ˌɪn-, -ˈ•ɪp-, -lən; § \ ˌɪn dɪ ˈsɪp- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012