Philtrum (人中)

Philtrum is an encyclopedia term in face and palm reading. It names a specific layer of the system; read it by checking observable feature shape, position, texture, surrounding signs, and user context, then compare it with Face Reading, Mouth, Chin, Five Features so the entry explains what the term means before it becomes advice.

Philtrum belongs to the vocabulary of face and palm reading. A source-aware note should first define the system layer, then show which evidence is checked (observable feature shape, position, texture, surrounding signs, and user context) and only after that describe practical use or cautions.

To understand Philtrum, identify its system layer and compare Face Reading, Mouth, Chin, Five Features. The practical question is not whether the word appears, but what observable feature shape, position, texture, surrounding signs, and user context says in this case and how much weight that evidence deserves.

• Related terms: Face Reading, Mouth, Chin, Five Features

In a FateFolio physiognomy or palm-reading report, Philtrum should be used as an explanatory anchor: define the term, show the observed evidence from observable feature shape, position, texture, surrounding signs, and user context, and point to the next related section rather than turning the term into a one-line verdict.

These references support the historical or structural background used to explain Philtrum in face and palm reading. They are context anchors, not a substitute for checking the term within its own layer.