South Platte is a name that refers to a river in Colorado, United States. There are several synonyms for the South Platte River that are commonly used in various contexts. Some of these synonyms include South Platte River Basin, South Platte Watershed, and South Platte Basin. Other words that can be used interchangeably with South Platte include Platte River, North Platte River, and Platte Basin. These synonyms are often used by geographers, conservationists, and historians, among others. Understanding the different terms used to describe the South Platte is important when researching this region or discussing it with others.