The origin and meaning of the twenty-four solar terms

The meaning of the twenty-four solar terms is a special festival to express the natural rhythm change and establish "December" in the calendar.

It contains a long cultural connotation and historical accumulation, and is an important part of the long history and culture of the Chinese nation. Four years old, three months in spring, summer, autumn and winter, two solar terms each month, each solar term has its own unique meaning. 224 solar terms accurately reflect the change of natural rhythm and play an extremely important role in people's daily life. It is not only a seasonal system that guides agricultural production, but also a folk system that contains rich folk customs.

Through historical development, the lunar calendar absorbed the solar terms of the dry calendar as a supplement to the calendar, and adjusted it to conform to the tropic year through the leap method, forming a combined calendar of yin and yang, and the "twenty-four solar terms" became an important part of the lunar calendar. In the field of international meteorology, the 24 solar terms are known as "the fifth invention of China". 2016165438+130 October, 24 solar terms were officially listed in the representative list of human educational scientific and cultural organizations and intangible cultural heritage.

/kloc-construction in October/February

December is a solar month based on 24 solar terms, which is the basic content of the dry calendar. Taking the direction pointed by the bucket handle of the Big Dipper as the standard for determining the month is called "sword fighting", and "sword" represents the direction of the top of the bucket handle of the Big Dipper. Bucket handle rotates and points to "12th" in turn, which is called "December Building" and December Building means twelve solar months.

Bucket handle, the Big Dipper, makes a circle around the east, south, west and north, which is called one year old (Figure). In the official calendar, one year is divided into December ("December Day" or "December Order"), and each month has two solar terms. 1February is a solar month based on 24 solar terms, with numbers and 12 local branches. December is built in January, February, March, April, May, June, July, August, September, October, November and December.

Refer to the above content: Baidu Encyclopedia-Twenty-four solar terms