madrepore
/ˈmædrəpɔr/
noun
- A type of stony coral that forms reefs, with a hard skeleton and many small openings where the polyps live.
- The diver admired the colorful madrepore growing on the reef.
- Scientists study madrepore to understand how coral reefs develop.
- Madrepore skeletons are often used in jewelry and decorations.
Synonyms