ˈɛθnəhˌɪstɚɹi ɪz ðə stˈʌdi ʌv ˌɛθnəɡɹˈæfɪk kˈʌltʃɚz ænd ɪndˈɪdʒənəs kˈʌstəmz baɪ ɛɡzˈæmɪnɪŋ hɪstˈɔːɹɪkəl ɹˈɛkɚdz.
Ethnohistory is the study of ethnographic cultures and indigenous customs by examining historical records.