Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The region of higher land between two rivers that are in the same drainage system.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The region of higher land between two connected river valleys

Etymologies

Back-formation from interfluvial.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

  • The environment is heterogeneous with undulating terrain and numerous smaller rivers that dissect the interfluve.

    Tapajós-Xingu moist forests

  • The Madeira-Tapajós interfluve has a high primate diversity.

    Madeira-Tapajós moist forests

  • The tiny titi monkey (Callicebus moloch) also occurs here, and the gray-necked night monkey (Aotus infulatus) and spider monkey (Ateles marginatus) are endemic to this and the interfluve to the east.

    Tapajós-Xingu moist forests

  • The eastern flank covers the interfluve between the Japurá (Caquetá) and Solimões (Amazon) Rivers in Brazil.

    Solimões-Japurá moist forest

  • The region includes the large interfluve between the Madeira and Tapajós Rivers, both major tributaries to the mighty Amazon, and extends southward into the headwaters of the Tapajós to the Rio Guaporé Basin.

    Madeira-Tapajós moist forests

  • La Paya National Park in Colombia is situated on the interfluve between the Caquetá and Putumayo Rivers, but its forests and species are under threat from colonization, plantation agriculture, and hunting in and around the reserve.

    Napo moist forests

  • The Purus-Madeira moist forest ecoregion lies in the center of the Brazilian Amazon, south of the Amazon River on the interfluve between the Purus and Madeira Rivers.

    Purus-Madeira moist forests

  • The environment is heterogeneous with an undulating terrain and numerous smaller rivers that dissect the interfluve.

    Xingu-Tocantins-Araguaia moist forests

  • The gray-necked night monkey (Aotus infulatus) and spider monkey (Ateles marginatus) are endemic to this region and the interfluve to the west.

    Xingu-Tocantins-Araguaia moist forests

  • It spans the interfluve between the Xingu and Lower Tocantins Rivers.

    Xingu-Tocantins-Araguaia moist forests

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