elasmobranch
/ɪˈlæzməbræŋk/
noun
- A type of fish that has a skeleton made of cartilage instead of bone, including sharks, rays, and skates.
- Sharks are the most well-known elasmobranchs in the ocean.
- The aquarium has a special exhibit on elasmobranchs like manta rays and hammerhead sharks.
- Scientists study elasmobranchs to learn more about ancient fish evolution.