As nouns the difference between cnidarian and nematocyst
is that cnidarian is any of various invertebrate animals, such as jellyfish, hydras, sea anemones, corals and formerly sponges and ctenophores that belong to the phylum cnidaria while nematocyst is (biology) a capsule, in certain cnidarians, containing a barbed, threadlike tube that delivers a paralyzing sting.
cnidarian
English
Noun
(
en noun)
any of various invertebrate animals, such as jellyfish, hydras, sea anemones, corals and formerly sponges and ctenophores that belong to the phylum Cnidaria .
See also
* coelenterate
nematocyst
English
Noun
(
wikipedia nematocyst)
(
en noun)
(biology) A capsule, in certain cnidarians, containing a barbed, threadlike tube that delivers a paralyzing sting
Synonyms
* cnida
* cnidocyst
* cnidocyte