Illustration of coelacanth
coelacanth
noun
coe·la·canth
ˈsē-lə-ˌkan(t)th 
: any of an order (Coelacanthiformes) of lobe-finned fishes known chiefly from Paleozoic and Mesozoic fossils
Examples of coelacanth in a Sentence
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That story was told in the studio by Professor Julian Huxley, an evolutionary biologist, who used pickled wildlife specimens and a photograph of a coelacanth to explain the fish’s significance.
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ABC News, 8 May 2026
The coelacanth’s deep-ocean habitat essentially shielded it from the chaos happening at the surface.
—Hanna Wickes, Charlotte Observer, 27 Feb. 2026
The most famous living fossil lis a fish called the coelacanth.
—Avery Hurt, Discover Magazine, 18 July 2025
The Indonesia coelacanth is a challenging species to research due to its deep-reef habitat.
—Anthony Robledo, USA Today, 7 May 2025
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ABC News, 8 May 2026
The coelacanth’s deep-ocean habitat essentially shielded it from the chaos happening at the surface.
—Hanna Wickes, Charlotte Observer, 27 Feb. 2026
The most famous living fossil lis a fish called the coelacanth.
—Avery Hurt, Discover Magazine, 18 July 2025
The Indonesia coelacanth is a challenging species to research due to its deep-reef habitat.
—Anthony Robledo, USA Today, 7 May 2025
See All Example Sentences for coelacanth
Cite this Entry
“Coelacanth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coelacanth. Accessed 22 May. 2026.
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