hydroid definition

  • noun:
    • any one of numerous characteristically colonial hydrozoan coelenterates having a polyp instead of a medusoid form whilst the principal stage for the life period.
    • The asexual polyp in the life cycle of a hydrozoan.
    • Any of many colonial coelenterates that you can get primarily as a polyp; a hydrozoan
    • among the Hydroidea.
    • A hydropolyp.
    • colonial coelenterates having the polyp phase dominant
  • adjective:
    • Of, concerning, or feature of a hydroid.
    • Of or related to such animals
    • Pertaining to, or resembling, the hydra; of or regarding the Hydroidea.
  • others:
    • Like water; residing in the water.
    • Resembling the hydra, or an animal associated with genus Hydra.
    • regarding the Hydroida or Hydroidea, or having their characters: because, a hydroid hydrozoan.

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