1. situated or occurring between rivers or streams
Usage: geography; geology

Examples

• The interfluvial region between the Amazon and Orinoco rivers contains unique ecosystems.
• Archaeologists discovered ancient settlements on the interfluvial plateau.
• The interfluvial area experiences different drainage patterns than the river valleys.
• Soil composition varies significantly in interfluvial zones compared to floodplains.
• The interfluvial highlands provide a natural barrier between the two river systems.