chondrichthyan

noun
chon·​drich·​thy·​an | \ kän-ˈdrik-thē-ən How to pronounce chondrichthyan (audio) \
variants: or less commonly chondrichthian
plural chondrichthyans also chondrichthians

Definition of chondrichthyan

: a fish of the class Chondrichthyes : a cartilaginous fish One quarter of all the world's cartilaginous fish species—known as chondrichthyans—are now threatened, reports a study published Tuesday in the journal eLife.— Fabien Tepper, Christian Science Monitor, 23 Jan. 2014 Sharks, rays, and their less numerous kin the chimaeras, or ratfishes, are characterized by skeletons composed of cartilage rather than solid bone. (Collectively, they are known as chondrichthyans; bony fishes are the osteichthyans.)— John G. Maisey, Natural History, June 1998

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Other Words from chondrichthyan

chondrichthyan or less commonly chondrichthian adjective
chondrichthyan fishes

First Known Use of chondrichthyan

1963, in the meaning defined above

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The first known use of chondrichthyan was in 1963

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Cite this Entry

“Chondrichthyan.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chondrichthyan. Accessed 5 Aug. 2020.

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