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definitions

Metazoa

[met-uh-zoh-uh]
noun
  1. a zoological group comprising the multicellular animals.

Origin of Metazoa

From New Latin, dating back to 1870–75; see origin at meta-, -zoa
Related formsmet·a·zo·an, adjective, nounmet·a·zo·ic, met·a·zo·al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
metazoal in Medicine

Metazoa

[mĕt′ə-zō′ə]
n.
  1. A subdivision of the animal kingdom that includes all multicellular animal organisms having cells that are differentiated and form tissues and organs.
Related formsmet′a•zo′an adj. n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.