water-vascular system


Definition of water-vascular system

: a system of canals in echinoderms containing a circulating watery fluid that is used for the movement of the tentacles and tube feet

First Known Use of water-vascular system

1851, in the meaning defined above

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The first known use of water-vascular system was in 1851

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water-vascular system

water velvet

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Cite this Entry

“Water-vascular system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/water-vascular%20system. Accessed 21 Oct. 2021.

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