elasmobranch

noun

elas·​mo·​branch i-ˈlaz-mə-ˌbraŋk How to pronounce elasmobranch (audio)
plural elasmobranchs
: any of a subclass (Elasmobranchii) of cartilaginous fishes that have five to seven lateral to ventral gill openings on each side and that comprise the sharks, rays, skates, and extinct related fishes
elasmobranch adjective

Examples of elasmobranch in a Sentence

Recent Examples on the Web There are records of bottlenose dolphins eating elasmobranchs — groups of fish, including sharks, whose skeletons are cartilage instead of bone — in the waters of South Africa, the Atlantic, and the Gulf of Mexico. Katie Liu, Discover Magazine, 17 Apr. 2024 Feldheim said he’s counted 15 species of elasmobranchs where parthenogenesis has been observed by scientists since then. Evan Bush, NBC News, 29 Feb. 2024 However, sharks and other elasmobranchs—a group of cartilaginous fish including rays, skates and sawfish—are very sensitive to electric fields. Margaret Osborne, Smithsonian Magazine, 1 Dec. 2023 Around 15 percent of the shark and ray egg cases bore evidence of predation, the researchers found, with little difference between elasmobranch species. Nathaniel Scharping, Discover Magazine, 24 July 2023 After elucidating the number and locations of potential elasmobranch critical habitats based on fisher interviews, the team then compared those locations against small-scale fisheries landings along the Pacific coasts of Colombia, Panama and Costa Rica. Melissa Cristina Márquez, Forbes, 30 Sep. 2021 In fact, a recent study found that elasmobranch scientists believe that sustainable shark fishing is doable. Christie Wilcox, Discover Magazine, 24 Feb. 2016 Jasmin Graham specializes in elasmobranch ecology and evolution. Jennifer Maas, Variety, 16 June 2022 Before its placement onto the Endangered Species List in 2003, little was known about the elasmobranch, a subclass of fish comprised of sharks, rays, and skates. Elizabeth Gamillo, Smithsonian Magazine, 13 Apr. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'elasmobranch.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

ultimately from Greek elasmos metal plate (from elaunein) + branchia gills

First Known Use

1872, in the meaning defined above

Time Traveler
The first known use of elasmobranch was in 1872

Dictionary Entries Near elasmobranch

Cite this Entry

“Elasmobranch.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/elasmobranch. Accessed 22 May. 2024.

Medical Definition

elasmobranch

noun
elas·​mo·​branch i-ˈlaz-mə-ˌbraŋk How to pronounce elasmobranch (audio)
plural elasmobranchs
: any fish of the class Chondrichthyes
elasmobranch adjective

More from Merriam-Webster on elasmobranch

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