Paleozoic: Meaning and Definition of
Pronunciation: (pā"lē-u-zō'ik or, esp. Brit., pal"ē-), [key]
— Geol. Geol.
- noting or pertaining to an era occurring between 570 million and 230 million years ago, characterized by the advent of fish, insects, and reptiles. See table under
- the Paleozoic Era or group of systems.
- paleozoic (Thesaurus)