river dolphin

noun

: any of various small, toothed whales (as of the families Platanistidae and Iniidae) that chiefly inhabit rivers of South America and Asia and have a rounded forehead and a snout elongated into a long beak

Examples of river dolphin in a Sentence

Recent Examples on the Web

The Amazon The Amazon is home to over three million species of wildlife, including the famous pink river dolphin, tree frogs, spider monkeys, macaws, and anacondas—alongside diverse fish species and reptiles, like piranhas and caimans. —Emmanuel Burgio, Travel + Leisure, 3 Aug. 2025

Here, pink river dolphins leap through blackwater tributaries, howler monkeys roar from the canopy, and giant water lilies unfurl like floating dinner plates beneath the jungle’s cathedral-like trees. —Lewis Nunn, Forbes.com, 24 July 2025

This soapy dish carries the spirit of a Ganges river dolphin. —Katherine Larson july 16, Literary Hub, 16 July 2025

There were also reports that 209 pink and grey river dolphins were found dead in Lake Tefé, in Amazonas state, mainly due to the overheating of the waters. —Simi Thambi​, Forbes.com, 30 May 2025

Word History

First Known Use

1870, in the meaning defined above