Palaeozoic
Concise Oxford English Dictionary © 2008 Oxford University Press:
Palaeozoic /ˌpalɪə(ʊ)ˈzəʊɪk, ˌpeɪ-/ (US Paleozoic)
▶adjective Geology relating to or denoting the era between the Precambrian aeon and the Mesozoic era, about 570 to 245 million years ago.
'Palaeozoic' also found in these Oxford entries:
Cambrian
- Carboniferous
- Devonian
- eurypterid
- Hercynian
- Mesozoic
- Ordovician
- Permian
- Phanerozoic
- primary
- Silurian
- trilobite

