Word origin · etymology
Chinese 太陰; Chan’s reference title uses the English name “Moon Star.”
This is an attributed chart-name rendering. The specialist name’s historical origin and a full character derivation remain unverified.
How we know · epistemology
Contemporary explanation of traditional chart symbolism.
The chart symbol is not a measured lunar longitude. It does not establish psychological traits or family circumstances.
Connected concepts
Terms used in this explanation
These links connect subjects and terminology. They do not establish a shared historical origin.
Sources & provenance
Use the citations beside each section to distinguish a calculation convention, a historical teaching and an editorial example.