Physiognomy

noun

1. The art or pseudoscience of deducing the predominant temper and other characteristic qualities of the mind from the outward appearance, especially from the features of the face.
2. The face or countenance, with respect to the temper of the mind; particular configuration, cast, or expression of countenance, as denoting character.
3. The art of telling fortunes by inspection of the features.
4. The general appearance or aspect of a thing, without reference to its scientific characteristics.

   "the physiognomy of a plant; of a meteor"