What is "centerless"

Usage examples of "centerless".

Certainly that had not been Hades, who would never dare to risk the brightness of daylight or even the piercing pin lights of the stars, under the centerless dome of stone.

Littleville lay along the Blackbury a few miles north of the Jambs, a centerless town really except for an unusual pudding-stone post office and a Baptist church from a model-train village.

In 2380 it was home to just over a billion people, a centerless urban sprawl of factories and residential districts stretching for more than six hundred kilometers along the shore and up to three hundred inland.

I know, Recktall Brown said leaning forward over the desk, looking at him with the centerless eyes in those thick lenses.