What are the nicknames and nicknames in October?

October is nicknamed Meng Dong, Haiyue, YueYang, Ying Zhong, Early Winter, Early Winter, Early Winter, beginning of winter, beginning of winter and New Winter. There are many nicknames and nicknames in October of the lunar calendar. In October, the lotus is sunny, so it is called Yangyue. October dew, from autumn to winter, is also called dew month. 10 solar terms: cold dew (festival on August 8-9) and first frost (festival on March 23-24).

Cold dew is the seventeenth of the twenty-four solar terms and the fifth in autumn. Finger e; Longitude of solar arrival195; Gregorian calendar1October 7 -9 10 every year. Cold dew is a festival in late autumn and the beginning of the full moon in the dry calendar. Cold dew is a solar term reflecting the characteristics of climate change. When entering the cold dew, there is cold air going south, the temperature difference between day and night is large, and autumn dryness is obvious.

The origin of the month

Traditionally, the phase transition period of the moon is regarded as the length of one month, and the length of one month (lunar month) is about 29.53 days, that is, a new moon. In the early Paleolithic period, people had calculated the days according to the phases of the moon. The moon is still the cornerstone of many calendars. A year is divided into 12 months.

In China, the lunar year is 12 months and the leap year is 13 months. The extra month is called leap month. In fact, and often are calendar office. It is recorded in Shiben that in order to make a calendar, the Yellow Emperor formulated "xi He Zhan Ri, Changyi Zhan Yue", Changyi is Chang, and Zhanyue is the twilight period for observing the moon, which is the origin of "Chang Sheng was born in December".