abseils
n. B2 Upper Intermediate UK //ˈæbseɪlz// ab·seils
n. the act of moving down a steep surface, like a rock face or a building, using a rope and special equipment.
n. the act of descending a vertical or near-vertical surface using a rope and friction device. Often used in technical climbing or rescue operations.
The climbers abseils down the cliff to reach the base.
Firefighters performed a controlled abseils to reach the trapped hikers on the mountain ridge.
The team spent the morning practicing abseils to ensure they could safely navigate the steep limestone walls during the descent phase of the expedition.