What does paleozoic mean?
Relating to or denoting the earliest of the three great eons of the Earth's history, from about 541 to 252 million years ago, characterized by the development of the first fish, amphibians, and reptiles.
Example
"The paleozoic era saw the emergence of complex life forms on Earth."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.