Definition of Madreporaria
: an extensive order of Anthozoa including most species that produce stony corals and that resemble the actiniarians in the general structure of the soft parts but that usually form colonies and always have an ectodermal calcareous skeleton
madreporarian\¦madrəpə¦ra(a)rēən, mə¦drep-\ adjective or noun
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Origin and Etymology of madreporaria
New Latin, from Madrepora + -aria
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