These were dark, primitive structures of one or two rooms, usually with crude timber frames, low walls and thatched roofs.

The three prisoners were led roughly toward one of the huge, primitive structures they had glimpsed earlier through the trees.

It was the only sign of advanced technology among basic and primitive structures.

Halfway back to Bulawayo we stopped for tea at a somewhat primitive structure at the side of the road.

The mandible also has a more primitive structure with a double articulating surface.

By this point, the Franciscan Order had grown to such an extent that its primitive organizational structure was no longer sufficient.

Maria called them igloos, after a similar primitive structure on Earth, and the name stuck.

And besides, some of their primitive structures look very little like those of ours which perform equivalent functions.

Sarmiento also rejected the additions to the primitive structure.

But your view is the one that prevails in the primitive political structures of the Middle East.