Aaroth (AIR-awth)

The region of planar space that encapsulates the Ethereal plane and all of the inner planes, such as the elemental and paraelemental planes and the Prime Material Plane, including Chreösánthunine at the center of Reality.
Aaroth, itself, is said to be surrounded by a great wall (or walls) that seperates it and all its contents from the Void between the inner and outer planes.

Alternative Name(s)

Inner Planes (but this is an incomplete understanding)

Type

Dimensional plane