of a body of water
: characterized by the state resulting from eutrophication compare mesotrophic, oligotrophic

eutrophy

2 of 2

noun

plural -es
1
: healthy nutrition : healthy action of the nutritive functions
2
[probably from German eutrophie, from Greek eutrophia] of a lake : the quality or state of being eutrophic

Examples of eutrophic 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
Lakes in Switzerland have become eutrophic—poor in oxygen due to excessive algal growth facilitated by agricultural runoff. — Richard Pallardy, Ars Technica, 30 July 2024 Because unrestored eutrophic lakes produce significant methane emissions, restoring lakes and recycling the sediments for agriculture could mean a net decrease in greenhouse gases reaching the atmosphere on an ecosystem scale, Kiani says. — Bychristian Elliott, science.org, 2 May 2023 But by the 1990s, the lake’s eutrophic conditions were leading to mass die-offs of fish and birds. — Ian Jamesstaff Writer, Los Angeles Times, 5 Oct. 2022 The stated goal is to fix the 150-square-mile lake that has become a eutrophic soup filled with invasive organisms after a century of neglect. — Brian Maffly, The Salt Lake Tribune, 17 Aug. 2022

Word History

Etymology

Adjective

probably from German Eutroph eutrophic, from Greek eutrophos well-nourished, nourishing, from eu- + trephein to nourish

Noun

Greek eutrophia, from eutrophos well nourished, nourishing (from eu- + trophos feeder, from trephein to nourish) + -ia -y

First Known Use

Adjective

1928, in the meaning defined above

Time Traveler
The first known use of eutrophic was in 1928

Browse Nearby Words

Cite this Entry

“Eutrophic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/eutrophic. Accessed 9 Oct. 2026.

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