李斯 Traditional form: 李斯 Pinyin (reading): Lǐ Sī Definitions: Li Si (c. 280-208 BC), Legalist philosopher, calligrapher and prime minister of Qin kingdom and Qin dynasty from 246 to 208 BC Characters: 李 - plum; luggage; surname 斯 - this, thus, such; emphatic particle; used in transliterations Traditional characters: 李 - plum; luggage; surname 斯 - this, thus, such; emphatic particle; used in transliterations