About The Word Echinoidea
Learn about the word Echinoidea to help solve your crossword puzzle. Discover Echinoidea definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Echinoidea
| Echinoidea Definition And Meaning |
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What's The Definition Of Echinoidea?
[n] sea urchins and sand dollars
Synonyms | Synonyms for Echinoidea: class Echinoidea Related Terms | Find terms related to Echinoidea: See Also | class | Echinodermata | Exocycloida | order Exocycloida | order Spatangoida | phylum Echinodermata | sea urchin | Spatangoida Echinoidea In Webster's Dictionary \Ech`i*noi"de*a\, n. pl. [NL. See {Echinus}, and
{-oid}.] (Zo["o]l.)
The class Echinodermata which includes the sea urchins. They
have a calcareous, usually more or less spheroidal or
disk-shaped, composed of many united plates, and covered with
movable spines. See {Spatangoid}, {Clypeastroid}. [Written
also {Echinidea}, and {Echinoida}.]
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