het·er·o·ge·neous /ˌhɛtərəˈʤi:nijəs/ adjective
[more heterogeneous; most heterogeneous] formal : made up of parts that are different
▪ an ethnically heterogeneous population — opposite homogeneous
▪ an ethnically heterogeneous population — opposite homogeneous
— het·ero·ge·ne·ity 
/ˌhɛtəroʊʤəˈni:jəti/ noun [noncount]
/ˌhɛtəroʊʤəˈni:jəti/ noun [noncount]
