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]
5. form attributes

Anotations

Scope note:

Having a continuous surface without significant curvature, inclination, elevations, or depressions. Refers also to two-dimensional images lacking spatial qualities, and to areas of color without variations. To refer to a surface finish without gloss or luster, use "matte."