ring canal

noun

Definition of ring canal

1 : the circular water tube that surrounds the esophagus of echinoderms
2 : the circular canal in the edge of the umbrella of a jellyfish that links the radial canals

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Cite this Entry

“Ring canal.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/ring%20canal. Accessed 12 December 2019.

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