noun
- multicellular animals; organisms belonging to the kingdom Metazoa
Usage: biology
Examples
- Metazoans evolved from single-celled organisms millions of years ago.
- All metazoans have specialized cells that work together.
- Scientists study the development of metazoans to understand evolution.
- Sponges are among the simplest metazoans.
- The fossil record shows early metazoans from the Precambrian era.
- Metazoans include everything from jellyfish to mammals.