lung·​fish | \ ˈləŋ-ˌfish How to pronounce lungfish (audio) \

Definition of lungfish

: any of an order (Dipnoi) of bony fishes that breathe by a modified swim bladder as well as gills

Illustration of lungfish

Illustration of lungfish

Examples of lungfish in a Sentence

Recent Examples on the Web Yet with a skull like a present-day lungfish, Tiktaalik used lungs to breathe air. Bruce Dorminey, Forbes, 15 Apr. 2021 In a study published this week in Proceedings of the National Academy of Sciences, King used video cameras to observe and quantify the movements of African lungfish. Scientific American, 12 Dec. 2011 New research suggests the Australian lungfish has the largest genome of any animal ever sequenced, reports Donna Lu for New Scientist. Alex Fox, Smithsonian Magazine, 27 Jan. 2021 Studying the Australian lungfish’s huge genome could help reveal the genetic roots of adaptations that eventually allowed fishy ancestors to crawl onto land for good some 400 million years ago. Alex Fox, Smithsonian Magazine, 27 Jan. 2021 Elizabeth Smith, a paleontologist who has studied the opalized fossils of Lightning Ridge for decades, has seen it all: shark’s teeth, turtle bones, lungfish, pinecones, birds, marine reptiles, plus all sorts of dinosaur bones and teeth. Clare Watson, Smithsonian, 1 Aug. 2019 Thank our wobbly planet for our seasons, which have led to remarkable adaptations in animals ranging from honeybees to lungfish. Gemma Tarlach, Discover Magazine, 16 Apr. 2019 There are striped bass, Australian lungfish, and other fish and turtles that were moved from Fells Point over a three-week period starting at the end of February. Lorraine Mirabella,, 17 May 2018 Some have looked at coelacanths and sarcopterygians, or lungfish (the latter use their pelvic fins to move in a motion like walking). Lorraine Boissoneault, Smithsonian, 9 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lungfish.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of lungfish

1883, in the meaning defined above

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Time Traveler for lungfish

Time Traveler

The first known use of lungfish was in 1883

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Statistics for lungfish

Cite this Entry

“Lungfish.” Dictionary, Merriam-Webster, Accessed 23 Jul. 2021.

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More Definitions for lungfish


lung·​fish | \ ˈləŋ-ˌfish How to pronounce lungfish (audio) \

Kids Definition of lungfish

: a fish that breathes with structures like lungs as well as with gills

More from Merriam-Webster on lungfish Encyclopedia article about lungfish


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