《辞源》关于“西席”的解释,全文如下:古代宾主相见,以西为尊,主东而宾西。《大戴礼.武王践阼》:“师尚父亦端冕奉书而入,负屏而立。王下堂南面而立。师尚父曰:‘先王之道不北面。’王行西折而南,东面而立。师尚父西面。”后来家塾延师或官府幕职亦称西席。明沈德符《万历野获编》二六《嗤鄙》:“英宗朝,锦衣帅门达之塾师名桂廷珪者,刻一牙印曰‘锦衣西席’。” “Etymology” on the “Xi Xi ” explanation, the full text is as follows: The ancient guests met each other, the west is revered, the main east and West. “King Dai ceremony .Wu Wang practice 阼”: “The teacher is also the father of the end of the crown serve the book, the negative screen and standing .Dance under the king hall .Letter said: ’The king of the road is not north.’ , The East stood. Division west of the father. ”Later, at home or office extension of government officials also known as Xixi screen actor. Ming Shen Fu “Wanli wild series” 26 “Chi Chi”: “Yingzong Dynasty, Jinyi Shuai door of the Caixing Ting teacher who, engraved with a tooth India said ’Western clothing’.”