Mesozoic
Concise Oxford English Dictionary © 2008 Oxford University Press:
Mesozoic /ˌmɛsə(ʊ)ˈzəʊɪk, ˌmɛz-, ˌmiːs-, ˌmiːz-/
▶adjective Geology relating to or denoting the era between the Palaeozoic and Cenozoic eras (comprising the Triassic, Jurassic, and Cretaceous periods, about 245 to 65 million years ago).
'Mesozoic' also found in these Oxford entries:
Cenozoic
- Cretaceous
- dinosaur
- ichthyosaur
- Jurassic
- Palaeozoic
- Phanerozoic
- plesiosaur
- secondary
- Triassic

