万斯同 wànsītóng Wan Sitong Origin Definitions Defs Strokes Stroke Words Sentences Sents 万 萬 wàn Wan a Chinese surname斯 sī proper nounnoun [phonetic] (bound form) used in the transcription of foreign names and words; for example, used for the "s" or "ce" sound in names like "Charles"同 tóng surname a Chinese surname