There were 1 1 interpretations of the word "Dan" in ancient times, and the most commonly used interpretation was "Dan Sha; Cinnabar, red lead, elixir.

Explain in detail:

1. dansha; Cinnabar. Book Gong Yu: "Sharpen your knife and learn from Dan." Kong Ying Da's book: "Dane, Dane."

"I am a wise man," said a child in the Southern Dynasties, "Selected Works of Zuo Si." Shan Li's note: "Dan, Dan Shaye." Pigments used for dyeing in ancient times. The fourth volume of Yilin is quoted from the Han Dynasty's "Positive Steps": "If you practice silk, you will be green, and if you get Dan, you will be red."

Three kingdoms Su's "Six Books of Confucius' Family Language": "If Dan hides it, it is red; What is hidden in the paint is black. "

2. It refers to beautiful stones with different colors. Shan Hai Jing Ye Xi Jing: "Mu Bai Ji Lang, Bai Dan Qing Dan." Guo Pu's Note: "There is another black Dan." "Filial piety helps magic" says: "Wang De goes to the mountain, and Black Dan comes out. "However, Dan is not the name of quarrying, and it is still black, white and yellow in Yun Dan."

3. Colour it red. Twenty-three Years of Spring and Autumn: "Huan Tan Palace." Han Yang Xiong's "the legendary swordsman": "Green is purple, and Zhu is a pivot." "Biography of the New Tang Dynasty": "Kill 40,000 people, blood Ye Dan." Qing Li Yu's "Leisure and Sound": "If there is no powder on the face and the lips are not red, the black on the face can turn purple." Guo Moruo's "Song of Huangshan Mountain": "If you want to see the maple leaves in Danqiu, you can hang the red flag of thousands of trees."

4. Red. "Yili Township Shooting Ceremony": "All painters are Dan quality." Zheng Xuan's note: "Dan is lighter than red." Volume 58 of Yiwenhui quotes Fu Xuan's Bi Fu in Jin Dynasty: "Jia Zhuqing, Tongguan contains Dan." Song Caixiang's "Litchi Spectrum" VII: "The green core is quite like river green, with small color."

5. The so-called elixir refined by Taoism. Jin Gehong's "Bao Puzi Jin Dan": "Nine-day service to Dan." In the Southern Dynasties, Liang Jiangyan's poem "Giving an alchemy method and a long history of Yin Dynasty" said: "Yan Fang's" The magical device ",the golden algae alchemy." Yin Mingtang's poem "Poems on Paintings": "What is hidden in the waist? Lotus nine turns to one Dan. "

6. Refined into medicine. Four or four sentences in "Jihai Miscellaneous Works" from the Qing Palace: "How dare you boast about being a national player? The prescription only sells Gudan. " Zhu Qingshengjun's "Speaking Wen Tong Xun Ding Sheng Cadre": "The essence of medicinal stone is also called Dan in later generations."

7. pass the "single". Put it between an integer and zero. Previously on the legacy of Xuanhe: "Emperor (Yang Di) took Mahu as the commander-in-chief, raised millions of civilian workers in the world, and opened a thousand Dan and eight Li Bian River." "Ming Chenghua Rap Series Stone Biography": "I worship twenty bears four times, and the mountain shouts two or three times."

8. In Chen Chi. Zhang Ming Juzheng's Answer to Han Xue Chen Yulei: "However, if you don't care about Dan in Guo Xu, you can say that you are lonely."

9. Describe colorful. See "Xiao Dan"

10. It refers to the south. The ancient five elements said that the five colors match the five sides, the south belongs to fire, and the fire color is Dan, hence the name. "Cloud Seven Signs" Volume 63: "Dan is a southern synonym." See "Dan Ming" and "Ye Dan".

1 1. Last name. There was Mu Dan in the Jin Dynasty. See "Customs Pass".