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chain coral
noun
- coral of the extinct genus Halysites, from the Ordovician and Silurian periods, consisting of oval, laterally compressed corallites united to form a chainlike structure.
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Word History and Origins
Origin of chain coral1
First recorded in 1800–10
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Example Sentences
A third type is the chain coral, made of tubes joined in rows, single file like pickets of a fence.
From Project Gutenberg
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