Dictionary.com
Thesaurus.com

plunge basin

American  

noun

  1. a cavity at the base of a falls or cataract, formed by the action of the falling water.


Etymology

Origin of plunge basin

First recorded in 1900–05

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

There are four miles of trails; the best views of the falls are from the Chimney View and Plunge Basin overlooks.

From Washington Post

Pack water shoes and you can splash around in the plunge basin.

From Seattle Times