order Actinaria

Also found in: Thesaurus.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.order Actinaria - sea anemonesorder Actinaria - sea anemones        
animal order - the order of animals
Actinozoa, Anthozoa, class Actinozoa, class Anthozoa - a large class of sedentary marine coelenterates that includes sea anemones and corals; the medusoid phase is entirely suppressed
sea anemone, anemone - marine polyps that resemble flowers but have oral rings of tentacles; differ from corals in forming no hard skeleton
actinian, actiniarian, actinia - any sea anemone or related animal
Actinia, genus Actinia - a genus of sea anemone common in rock pools