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hydrocoral

[hahy-druh-kawr-uh l, -kor-]
noun
  1. any colonial marine animal of the hydrozoan order Stylasterina having a calcareous skeleton resembling that of the true corals.
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Origin of hydrocoral

< New Latin Hydrocorallia or Hydrocorallinae; see hydro-1, coral, coralline
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for hydrocorals

hydrocoral

hydrocoralline

noun
  1. any hydrozoan coelenterate of the order Milleporina (or Hydrocorallinae), which includes the millepores
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Word Origin

C20: from hydro- + coral
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012