ridgeline

The topmost edge along a mountain ridge.

Japanese Meaning

山の尾根の最上部、いわゆる『山稜線』。つまり、山の尾根に沿って続く最上部の線状の部分を示す。

We reached the ridgeline at dawn and watched the valley fill with morning mist.

私たちは夜明けに稜線に立ち、谷が朝霧に包まれるのを眺めた。

Sense（1）

The topmost edge along a mountain ridge.

To either side there are beautiful views from the trail along the ridgeline.

ridgelines

（ plural ）