Nilotic
/naɪˈlɒtɪk/adjective
1
- of or relating to the River Nile or to the Nile region of Africa尼罗河（流域）的。
2
- denoting or belonging to a family of languages spoken in Egypt, Sudan, Kenya, and Tanzania. The western group includes Luo and Dinka; the eastern group includes Masai and Turkana.尼罗河语群的（包括埃及、苏丹、肯尼亚和坦桑尼亚使用的语言, 其中西部语群包括罗语和丁卡语; 东部语群包括马萨伊语和图尔卡纳语）。
词源
via Latin from Greek Neilōtikos, from Neilos 'Nile'.