stone canal

noun

Definition of stone canal

: a tube in many echinoderms that contains calcareous deposits and leads from the madreporite to the ring of the water-vascular system surrounding the mouth

First Known Use of stone canal

1887, in the meaning defined above

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The first known use of stone canal was in 1887

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Cite this Entry

“Stone canal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stone%20canal. Accessed 28 Sep. 2020.

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