CNIDARIA

 Dictionary entry overview: What does Cnidaria mean? 

• CNIDARIA (noun)
  The noun CNIDARIA has 1 sense:

1. hydras; polyps; jellyfishes; sea anemones; corals

  Familiarity information: CNIDARIA used as a noun is very rare.

 Dictionary entry details 

• CNIDARIA (noun)

Meaning:

Hydras; polyps; jellyfishes; sea anemones; corals

Classified under:

Nouns denoting animals

Synonyms:

Cnidaria; Coelenterata; phylum Cnidaria; phylum Coelenterata

Hypernyms ("Cnidaria" is a kind of...):

phylum ((biology) the major taxonomic group of animals and plants; contains classes)

Meronyms (members of "Cnidaria"):

cnidarian; coelenterate (radially symmetrical animals having saclike bodies with only one opening and tentacles with stinging structures; they occur in polyp and medusa forms)

polyp (one of two forms that coelenterates take e.g. a hydra or coral: usually sedentary and has a hollow cylindrical body usually with a ring of tentacles around the mouth)

medusa (one of two forms that coelenterates take: is the free-swimming sexual stage in the life cycle of a coelenterate and has a gelatinous umbrella-shaped body and tentacles)

class Scyphozoa; Scyphozoa (coelenterates in which the polyp stage is absent or at least inconspicuous: jellyfishes)

jellyfish; medusa; medusan (any of numerous usually marine and free-swimming coelenterates that constitute the sexually reproductive forms of hydrozoans and scyphozoans)

class Hydrozoa; Hydrozoa (coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by budding: hydras and jellyfishes)

Actinozoa; Anthozoa; class Actinozoa; class Anthozoa (no alternation of generations the medusoid phase being entirely suppressed: sea anemones; corals)

Holonyms ("Cnidaria" is a member of...):

Metazoa; subkingdom Metazoa (multicellular animals having cells differentiated into tissues and organs and usually a digestive cavity and nervous system)