河道 hédào river course Origin Definitions Defs Strokes Stroke Words Sentences Sents hédào river course 河 hé noun river river; waterway道 dào noun channel channel; conduit; passage (e.g. for water, air, or biological fluids)hédào river official 河 hé noun river river; waterway道 dào proper nounnoun circuit (historical) circuit, an administrative division in various dynasties