泰斗 tàidǒu HSK7 leading authority Origin Definitions Defs Strokes Stroke Words Sentences Sents 泰 tài abbreviation of 泰山 tàishān Mount Tai Mount Tai in Shandong province, the eastern peak of the 五岳 wǔyuè (Five Sacred Mountains)斗 dǒu abbreviation of 北斗 běidǒu Big Dipper the Big Dipper; the Plow; the seven brightest stars of the constellation Ursa Major