The architect chose a cycloidal arch for the new footbridge because its span can be set as a specific factor of π times the rise to optimize structural efficiency.

The surgeon carefully inspected the vertebral arch to locate the fracture.

Detectives finally cornered the arch-criminal in an abandoned warehouse.

During the trial, he realized that his supposed ally was his arch-enemy in disguise.

The ancient arch bridge spanned the misty river, its stones worn smooth by centuries of footsteps.

The Maya arch at the ruins stood intact despite centuries of weathering.

The archaeologists carefully measured the Mayan arch to study its unique corbelled construction.

After years of long shifts on concrete, she was diagnosed with a fallen arch that made her feet ache.

During the renovation, craftsmen uncovered a concealed stilted arch that altered the original elevation of the arcade.

The arch-rogues planned their heist with a confidence born of countless narrow escapes.