What does the zodiac mean?

In ancient times, the zodiac was divided into twelve equal parts, called the zodiac, and each house included a constellation. Their names, from the vernal equinox, are Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpio, Sagittarius, Capricorn, Aquarius and Pisces. Due to the movement of the vernal equinox, the division of the zodiac is inconsistent now.

Word decomposition

The explanation of the ecliptic has a detailed explanation of the apparent trajectory of the sun between stars every year, that is, the intersection of the earth's orbital plane and the celestial sphere. The earth revolves around the sun once a year. From the earth, we see that the sun runs once a year in the sky, and the route of the sun is called the ecliptic. It is the hypothetical great circle on the celestial sphere, which is the explanation of the earth's orbit in the zodiac, which is the twelve laws. Su Songzhe's "Under the Second Rhyme, Assistant Minister Liu sent Su Zuocheng to stay overnight": "One thing after another, six laws become twelve." The word order of Song Jiangkui's "Desolate Offender": "The zodiac characters are different, so it is forbidden to commit crimes; The zodiac can offend the merchants, and the horns can offend the feathers. " Astronomical terminology.