We found 4 dictionaries that define the word river system:

General (1 matching dictionary)

1. River system: Wikipedia, the Free Encyclopedia

Computing (1 matching dictionary)

2. river system: Encyclopedia

Tech (2 matching dictionaries)

3. Glossary of Meteorology (No longer online)
4. National Weather Service Glossary (No longer online)

Phrases: Mississippi River System, Dnieper River System of Dams, Nelson River DC Transmission System, North Saskatchewan River valley parks system, more... ▸ Words similar to river system ▸ Usage examples for river system ▸ Idioms related to river system ▸ Wikipedia articles (New!) ▸ Words that often appear near river system ▸ Rhymes of river system ▸ Invented words related to river system