七鳃鳗 qīsāimán lamprey Origin Definitions Defs Strokes Stroke Words Sentences Sents 七 qī numeral seven seven; 7; (banker's numeral) 柒 qī鳃 鰓 sāi noun gill the respiratory organ of fish and some other aquatic animals鳗 鰻 mán noun eel (bound form) eel, short for 鳗鲡 mánlí