Rocky MountainsRocky Mountains
mountain system in W North America, extending from central N.Mex. to N Alas.: over 3,000 mi (4,828 km) long; highest peak, Mt. McKinley
Origin of Rocky Mountainstranslated, translation ; from French Montaignes Rocheuses
A major mountain system of western North America extending more than 4,800 km (3,000 mi) from northwest Alaska to the Mexican border and rising to 4,399 m (14,433 ft) at Mount Elbert in central Colorado. The system includes numerous ranges and forms the Continental Divide. The Rocky Mountain Trench runs along the western side of the mountains in British Columbia, Canada.
- A range of mountains running from Northern New Mexico to Alaska.