Hierarchy classification:

1. top of the aat hierarchies
2. Physical Attributes Facet
3. Attributes and Properties (hierarchy name)
4. [attributes and properties by specific type]

Anotations

Scope note:

Attribute or physical configuration where sides or edges converge or meet, forming angular extremities or projections. Examples are the walls of a building, the sides of a box, the angular meeting of boundaries on a map, or the angular formation of a natural physical feature.