Alcyonaria
plural noun
Al·cy·o·nar·ia
| \ ˌal-sē-ə-ˈner-ē-ə \
Definition of Alcyonaria
: a subclass or order of Anthozoa including chiefly compound coelenterates having polyps with 8-branched tentacles and eight septa and comprising the Stolonifera, Alcyonacea, Gorgonacea, and Pennatulacea
Other Words from Alcyonaria
alcyonarian
\
ˌal-sē-ə-ˈner-ē-ən 
\
adjective or noun
\
adjective or noun
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“Alcyonaria.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Alcyonaria. Accessed 25 Feb. 2021.
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The first known use of Alcyonaria was in 1840
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