Definition of: ridge

(rij) noun
1. An elevation or protuberance long in proportion to its width and height and generally having sloping sides; a raised strip; especially, a lengthened elevation of land; a long hill, or range of hills.
2. That part of a roof where the rafters meet the ridge pole.
3. A slight elevation of earth in a garden or field thrown up by the plow, hoe, or other implement.
4. The back or backbone of an animal, especially of a whale.
5. Meteorol. A relatively narrow band of high pressure between two cyclone areas, as shown on a weather map.
—v. ridged, ridg·ing v.t.
1. To mark with ridges.
2. To form into ridges.
—v.i.
3. To form ridges. [OE hrycg spine, ridge]