Cnidarian Definition
nī-dârē-ən
noun
Any of a phylum (Cnidaria) of invertebrate animals, mainly marine, including jellyfishes, hydrozoans, and anthozoans, characterized by stinging cells and a saclike body cavity with a single opening for ingesting food and eliminating wastes; coelenterate.
Webster's New World
Synonyms:
Other Word Forms of Cnidarian
Noun
Singular:
cnidarian
Plural:
cnidariansOrigin of Cnidarian
New Latin Cnīdāria phylum name from Greek knīdē sea nettle
From American Heritage Dictionary of the English Language, 5th Edition
-
From New Latin cnidaria + -an
From Wiktionary
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