奴儿干 Traditional form: 奴兒干 Pinyin (reading): Nú'érgān Definitions: part of Heilongjiang and the Vladivostok area ruled by the Ming dynasty Characters: 奴 - slave, servant 儿 - son, child 干 - arid, dry; to oppose; to offend; to invade Traditional characters: 奴 - slave, servant 兒 - son, child 干 - arid, dry; to oppose; to offend; to invade