multiplane

This, in fact, was how depth could be enhanced in some cel-based animation, thanks to “multiplane” cameras.

The kites are all of the multiplane type, and mostly of Hargrave's construction with two rectangular cells.

In a triplane or multiplane, the distance between a surface and the one first above it.

It was called a multiplane—that is, it had several planes, one above the other, and was driven by a powerful steam engine.