river mouth
noun
the part of a river that discharges into a lake, sea, or ocean.
river mouths
-
pluralof river mouth.plural
The grammatical form denoting more than one person, place, thing, or idea.
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.
"They love river mouths and estuaries, so the freshwater that flooded off the land following the recent rain events was perfect for them."
From BBC ● Jan. 23, 2026
They examined 147 survey plots across 17 beaches, focusing on locations near river mouths and areas where agricultural land drains directly into the sea.
From Science Daily ● Jan. 19, 2026
Between fall and spring, the fishermen "spend 12 hours in challenging conditions, barefoot in the waters of the river mouths, from 6 pm until sunrise -- all without appropriate kit," said the environmental campaigner.
From Barron's ● Nov. 18, 2025
Japanese eels can tolerate a wide spectrum of conditions, from brackish waters at river mouths to freshwater further upstream.
From National Geographic ● Feb. 9, 2024
The roads all go along the river mouths to the sea and to cross the country you must go along the paths beside the canals.
From "A Farewell To Arms" by Ernest Hemingway
