drop arch

noun

1. a pointed arch having radii of length less than the span.
2. Also called surbased arch. an arch having a rise of less than half its span.

Word History and Origins

Origin of drop arch¹

First recorded in 1840–50

Example Sentences

When the Tudor arch was not used, we generally find the low drop arch, these three last being mostly used for small openings.

From Project Gutenberg