What is the meaning of ridge?

noun

• A long narrow natural elevation or striation.
• Any long raised strip.
• A long narrow natural elevation on the floor of the ocean.
• A long narrow range of hills.
  • synonyms: ridgeline
• Any long raised border or margin of a bone or tooth or membrane.
• 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.
  • synonyms: ridgepole, rooftree

verb

• Extend in ridges.
  • usage: "The land ridges towards the South"
• Plough alternate strips by throwing the furrow onto an unploughed strip.
• Throw soil toward (a crop row) from both sides.
  • usage: "He ridged his corn"
• Spade into alternate ridges and troughs.
  • usage: "ridge the soil"
• Form into a ridge. .