1. A long narrow natural elevation or striation
   "They hiked along the mountain ridge for miles"
    
2. A long narrow range of hills
   "Hikers followed the ridge for a panoramic view of the valley";
   - ridgeline
    
3. Any long raised strip
   "The mountain ridge stretched as far as the eye could see"
    
4. A long narrow natural elevation on the floor of the ocean
   "The underwater ridge was home to diverse marine life"
    
5. A beam laid along the edge where two sloping sides of a roof meet at the top; provides an attachment for the upper ends of rafters
   "The carpenters secured the ridge before attaching the rafters";
   - ridgepole, rooftree
    
6. Any long raised border or margin of a bone or tooth or membrane
   "The dental hygienist cleaned along the gum ridge"
    
7. (meteorology) an elongated region of relatively high pressure
   "The weather map showed a ridge of high pressure moving in from the west"

1. Form into a ridge
   "The wind ridged the sand on the beach"
    
2. Extend in ridges
   "The land ridges towards the South"
    
3. (farming) plough alternate strips by throwing the furrow onto an unploughed strip
   "The farmer ridged the field to improve drainage"
    
4. Throw soil toward (a crop row) from both sides
   "He ridged his corn"
    
5. Spade into alternate ridges and troughs
   "ridge the soil"

Derived forms: ridged, ridging, ridges

See also: keeled

Type of: appendage, beam, continue, convex shape, convexity, cover, elevation, extend, form, formation, geological formation, natural elevation, outgrowth, plough [Brit, Cdn], plow [N. Amer], process, shape, spade, throw, turn, wing

Part of: gable roof, saddle roof, saddleback, saddleback roof

Encyclopedia: Ridge, New York