ridgeline

/ˈrɪdʒˌlaɪn/
noun
  1. The topmost line of a mountain or hill where the two slopes meet; a crest.
    • Snow covered the ridgeline, making the trail difficult to see.
    • From the ridgeline, they could see three different mountain ranges.
    • The hikers followed the ridgeline for spectacular views of the valley below.
  2. The highest line of a roof where two sloping sides meet.
    • The ridgeline of the cabin was reinforced to handle heavy snow.
    • Birds often perch on the ridgeline of the barn.
    • The roofer installed new shingles along the ridgeline of the house.
Antonyms
What does "ridgeline" mean? | whatsthatwordmean | whatsthatwordmean