Four Pillars (Bazi)
Core terms for stems, branches, Day Master, Ten Gods, and birth-chart structure.
- Bazi / Four Pillars — A Chinese astrological system based on birth date and time, using four pillars of destiny.
- Four Pillars — The four columns representing year, month, day, and hour in a Bazi chart.
- Heavenly Stems — Ten cyclical characters representing Yang and Yin aspects of the Five Elements.
- Earthly Branches — Twelve cyclical characters corresponding to the Chinese zodiac animals.