Word.ws English Dictionary

river dolphin

river dolphin noun: any dolphin that is found only in fresh or brackish water, now considered in one of three superfamilies Platanistoidea, †Lipotoidea, and Inioidea, all in parvorder Odontoceti, the toothed whales.

river dolphin: any dolphin that is found only in fresh or brackish water, now considered in one of three...
Image: Oceancetaceen, CC BY-SA 2.0 de, via Wikimedia Commons

Noun

river dolphin (plural river dolphins)

  1. Any dolphin that is found only in fresh or brackish water, now considered in one of three superfamilies Platanistoidea, †Lipotoidea, and Inioidea, all in parvorder Odontoceti, the toothed whales.

Forms of river dolphin

pluralriver dolphins

Questions about river dolphin

What does river dolphin mean?
River dolphin means any dolphin that is found only in fresh or brackish water, now considered in one of three superfamilies Platanistoidea, †Lipotoidea, and Inioidea, all in parvorder Odontoceti, the toothed whales.
What part of speech is river dolphin?
River dolphin is a noun.
What is the plural of river dolphin?
The plural of river dolphin is river dolphins.

Words near river dolphin in the dictionary

  1. River City
  2. river crab
  3. river crabs
  4. river dog
  5. river dogs
  6. river dolphin
  7. river dolphins
  8. River Don
  9. river dune
  10. river dunes
  11. River Edge

Source and license

Adapted from Wiktionary: river dolphin (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “river dolphin.” Word.ws, https://word.ws/river_dolphin. Based on Wiktionary, CC BY-SA 4.0.