rectilineal

His city was laid out and built by Italian and French architects, a city too mannered and rectilineal for Russia, a city that announced to Europe that Russia had finally emerged into resplendent modernity.

From Newsweek

As to lines, the rectilineal are in themselves the lifeless, the determined 'ab extra', but still in immediate union with the cycloidal, which are expressive of function.

From Literary Remains, Volume 1 by Samuel Taylor Coleridge

Any other triangle or rectilineal 132 figure can be worked out in the same way, which is not only the simplest method, but it carries its mathematical proof with it.

From The Theory and Practice of Perspective by G. A. (George Adolphus) Storey

Its shape on the W. is clearly polygonal, the wall consisting of three rectilineal sections, and on the E. it is made up of two straight sections connected by a curved section.

From The Moon A Full Description and Map of its Principal Physical Features by Thomas Gwyn Elger

I began to see ways by which I might make the garden a little less rectilineal.

From The New Gulliver and Other Stories by Barry Pain