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actinian

[ak-tin-ee-uh n]
adjective
  1. belonging or pertaining to the order or suborder Actiniaria, comprising the sea anemones.
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noun
  1. any sea anemone.
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Origin of actinian

1885–90; < New Latin Actini(a) actinia + -an
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for actinian

Historical Examples

  • Moreover, there are some modern corals in which the secondary cycle of mesenteries departs from the Actinian plan.

    Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 2

    Various