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Echinozoa

plural noun
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Echi·​no·​zoa

Definition of Echinozoa

in some classifications
: a major division of Echinodermata consisting of the Echinoidea and Holothurioidea

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History and Etymology for Echinozoa

New Latin, from echin- + -zoa

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“Echinozoa.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/Echinozoa. Accessed 16 December 2019.

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