archless

adj

1. (not-comparable)Lacking arches.

   “archless door frames”

   “The archless tunnel was shaped like the outer door of the Vatican—straight across, narrow at the top, ceiled with slabs of stone and broad at the bottom, a matter of ten feet at least.”

   “Towards this light Mr Flay suddenly turned and ran, while Swelter, whose frustrated blood-lust was ripe as a persimmon, thinking the thin man to have panicked, pursued him with horribly nimble steps for all the archless suction of his soles.”