freshwater

1 of 2

adjective

fresh·​wa·​ter ˈfresh-ˈwȯ-tər How to pronounce freshwater (audio)
-ˈwä-
1
a
: consisting of or containing fresh water
freshwater marshes
freshwater aquariums
compare saltwater
b
: living in or taken from fresh water
freshwater mussels/fish
freshwater pearls
c
: relating to or taking place in fresh water
freshwater diving/sailing
2
US, dated : inland and usually provincial
a freshwater college

fresh water

2 of 2

noun

or less commonly freshwater ˈfresh-ˈwȯ-tər How to pronounce fresh water (audio)
-ˈwä-
1
: water that is not salty
… the lake holds the largest volume of fresh water in the world, 5,000 cubic miles.Philip Taubman
also : water that is considered suitable for consumption
He saw many islands, but they were flat or rocky or they lacked fresh water or their anchorage was too shallow. John Taylor
2
: a body of fresh water
The hydrosphere includes oceans, fresh water, glaciers, and ice caps.Leigh Broadhurst
compare salt water

Examples of freshwater in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
These freshwater fish were a vital food source for Native American communities in the region and were most easily caught during this time of year. Diana Leyva, The Tennessean, 31 July 2025 The 27-mile one-way loop traverses the eastern flank of Acadia’s Mount Desert Island skipping from freshwater ponds to beaches and cliffs, delivering some of Maine’s most iconic coastal views along the way. Graham Averill, Outside Online, 7 Mar. 2025
Noun
So, no millions of gallons of fresh water, no vast recreational opportunities bringing vast economic development. Letters To The Editor, The Orlando Sentinel, 1 Aug. 2025 According to the study, the uninhibited pumping of groundwater by farmers, cities and corporations around the world now accounts for 68% of the total loss of fresh water at the latitudes where most people live. ProPublica, 28 July 2025 See All Example Sentences for freshwater

Word History

First Known Use

Adjective

15th century, in the meaning defined at sense 1b

Noun

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of freshwater was in the 14th century

Browse Nearby Words

See all Nearby Words

Cite this Entry

“Freshwater.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/freshwater. Accessed 20 Aug. 2025.

Kids Definition

freshwater

adjective
fresh·​wa·​ter
ˌfresh-ˌwȯt-ər,
-ˌwät-
: of, relating to, or living in fresh water
a freshwater fish
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!