columnless

English

Etymology

column +‎ -less

Adjective

columnless (not comparable)

1. Lacking columns.
   • 1989, L. E. McCandlish, Multicomponent ultrafine microstructures:

     The films with columnless structure...

   • 1998, Joseph Rykwert, The Dancing Column: On Order in Architecture:

     The longest (known as building A) is a columnless hairpin hall, with its usual porch at the entrance, or so it would seem.