ridge ridge /ˈrɪdʒ/

noun

1. () A long narrow natural elevation or striation  ( ridge )
   a long narrow natural elevation or striation
     They hiked along the rugged ridge, enjoying panoramic views of the surrounding mountains.
   They hiked along the rugged ridge, enjoying panoramic views of the surrounding mountains.
   
   
2. 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  ( ridge , ridgepole , rooftree )
   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
   
   
3. Any long raised border or margin of a bone or tooth or membrane  ( ridge )
   any long raised border or margin of a bone or tooth or membrane
   
4. A long narrow range of hills  ( ridge , ridgeline )
   a long narrow range of hills
   
   
5. A long narrow natural elevation on the floor of the ocean  ( ridge )
   a long narrow natural elevation on the floor of the ocean
   
6. Any long raised strip  ( ridge )
   any long raised strip
   

verb

1. Form into a ridge  ( ridge )
   form into a ridge
   
2. Spade into alternate ridges and troughs  ( ridge )
   spade into alternate ridges and troughs
    Ridge the soil
   ridge the soil
   
3. Throw soil toward (a crop row) from both sides  ( ridge )
   throw soil toward (a crop row) from both sides
    He ridged his corn
   He ridged his corn
   
4. (farming) plough alternate strips by throwing the furrow onto an unploughed strip  ( ridge )
   (farming) plough alternate strips by throwing the furrow onto an unploughed strip
   
5. Extend in ridges  ( ridge )
   extend in ridges
    The land ridges towards the South
   The land ridges towards the South