noun
- a layer of resistant rock forming a natural cliff or steep slope, especially at the edge of a plateau
Usage: geology
Examples
- The ancient rimrock formations created dramatic cliffs overlooking the valley.
- Hikers carefully navigated along the rimrock edge of the canyon.
- The sandstone rimrock provided a natural barrier against erosion.
- Eagles nested in the crevices of the towering rimrock.
- The trail wound beneath the imposing rimrock walls.
- Geologists studied the layers visible in the rimrock outcropping.