metazoan









metazoan


noun

  1. a zoological group comprising the multicellular animals.

noun

  1. any multicellular animal of the group Metazoa : includes all animals except sponges

adjective Also: metazoic

  1. of, relating to, or belonging to the Metazoa

n.

  1. A subdivision of the animal kingdom that includes all multicellular animal organisms having cells that are differentiated and form tissues and organs.

  1. Any of the animals belonging to the subkingdom Metazoa, having a body made up of differentiated cells arranged in tissues and organs. All multicellular animals besides sponges are metazoans.
  2. A multicellular animal. No longer in scientific use.
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