metazoan

Etymology

Metazoa + -an

noun

  1. (zoology, deprecated) Any animal that undergoes development from an embryo stage with two or three tissue layers, namely the ectoderm, endoderm, and sometimes mesoderm.
  2. (zoology) Any animal that is multicellular.

adj

  1. Having to do with animals that develop from an embryo with three tissue layers.
  2. Having to do with animals that are multicellular.

Attribution / Disclaimer All definitions come directly from Wiktionary using the Wiktextract library. We do not edit or curate the definitions for any words, if you feel the definition listed is incorrect or offensive please suggest modifications directly to the source (wiktionary/metazoan), any changes made to the source will update on this page periodically.