The boxes are tacked to the walls and ceiling in a rigid grid.

In the last half of the 20th century these streets often abandoned the tradition of a rigid, rectangular grid, and instead were designed to discourage through traffic.

For these reasons modern planners have attempted to modify the rigid, uniform, classic grid.

There were critics of the plan, pointing out that the terrain was hilly and not suitable for the proposed rigid grid.

So while novelistically the books try to evoke ambiguity and explore the dangers of misinterpretation, ideologically a rigid and distorted grid is imposed.

Another rigid grid later developed for the espionage novels of the cold war.

The 70 images were laid out in a rigid grid with one optimal "correct" image in the center.

Surely they would do that, so- He landed as a rigid grid of bones, with his skull in the center and his hands and feet at the corners.

The buildings are arranged on a rigid grid, with two levels of concrete pathways providing circulation.

Lucca has a long and brave history and its rigid grid of streets still betray its Roman origins.