Metazoa

American  

[met-uh-zoh-uh] / ˌmɛt əˈzoʊ ə /

noun

1. a zoological group comprising the multicellular animals.

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Other Word Forms

• metazoal adjective
• metazoan adjective
• metazoic adjective

Etymology

Origin of Metazoa

From New Latin, dating back to 1870–75; see origin at meta-, -zoa

Example Sentences

Our integrative analyses place Ctenophora as the earliest lineage within Metazoa.

From Nature • May 20, 2014

We now reach the realm of the true many-celled animals, or Metazoa, where the biological units are combined to form an organic association displaying many more resemblances to a human society.

From The Doctrine of Evolution Its Basis and Its Scope by Crampton, Henry Edward

That the regional differentiation of the protoplasm in the Metazoa should usually correspond with cell-limits is scarcely surprising.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" by Various

So far as these two layers are concerned, and excluding the mesoderm, it would appear that the layer-theory does apply in a very remarkable manner to the whole of the Metazoa.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" by Various

Here, then, we leave the lower forms of Metazoa in their condition of permanent gastrulæ.

From Darwin, and After Darwin (Vol. 1 and 3, of 3) An Exposition of the Darwinian Theory and a Discussion of Post-Darwinian Questions by Romanes, George John