A geological feature consisting of a chain of mountains or hills that form a continuous elevated crest for some distance.
1. A long narrow upper section or crest: the ridge of a wave. 2. a. A long, narrow, elevated section of the earth's surface, such as a chain of hills or mountains or the divide between adjacent valleys. b. A long mountain range on the ocean floor. 3. noun. The definition of a ridge is a long, narrow crest of something. 1  An example of a ridge is the strip of mountains in the Southeast area of Mt. Everest from Nepal. 2  An example of a ridge is along an animal's backbone. alveolar ridge a bony ridge of the maxilla or mandible, the part of the alveolar process that contains the alveoli; called also alveolar crest. dental ridge any linear elevation on the crown of a tooth. Dental ridges in a maxillary molar. ridge. n. 1. (Physical Geography) a long narrow raised land formation with sloping sides esp one formed by the meeting of two faces of a mountain or of a mountain buttress or spur. 2. any long narrow raised strip or elevation, as on a fabric or in ploughed land. n a dense line or ridge of bone on the medial surface of the body of the mandible that extends obliquely upward and posteriorly from the symphysis, covers the cervical portion of the third molar, and then goes upward and backward onto the vertical ramus. The mylohyoid muscle is inserted into this ridge of bone. Full Definition of RIDGE. 1. : an elevated body part or structure. 2. a: a range of hills or mountains b: an elongate elevation on an ocean bottom. 3. : an elongate crest or a linear series of crests. 4. : a raised strip (as of plowed ground). The edges of tuyas can form ridges. A ridge or mountain ridge is a geological feature consisting of a chain of mountains or hills that form a continuous elevated crest for some distance. Ridges are usually termed hills or mountains as well, depending on size.
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what is a ridge