noun. a long narrow range of hills.
- geological formation
- natural elevation
- line (English)
- ligner (Middle French (ca. 1400-1600))
- ridge (English)
- rigge (Middle English (1100-1500))
Example sentences of the word ridgeline
1. Noun, singular or mass
The Blue Ridge Parkway is a scenic highway running along a mountain ridgeline and is meant for speeds of 45 mph or less.