About The Word Metazoa
Learn about the word Metazoa to help solve your crossword puzzle. Discover Metazoa definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Metazoa
| Metazoa Definition And Meaning |
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What's The Definition Of Metazoa?
[n] multicellular animals having cells differentiated into tissues and organs and usually a digestive cavity and nervous system
Synonyms | Synonyms for Metazoa: subkingdom Metazoa Related Terms | Find terms related to Metazoa: See Also | animal kingdom | Animalia | Cnidaria | Coelenterata | kingdom Animalia | metazoan | phylum Cnidaria | phylum Coelenterata | subkingdom Metazoa In Webster's Dictionary \Met`a*zo"a\, n. pl. [NL., fr. Gr. ? after + ? an
animal.] (Zo["o]l.)
Those animals in which the protoplasmic mass, constituting
the egg, is converted into a multitude of cells, which are
metamorphosed into the tissues of the body. A central cavity
is commonly developed, and the cells around it are at first
arranged in two layers, -- the ectoderm and endoderm. The
group comprises nearly all animals except the Protozoa.
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