Mesozoic

UK
/ˌmɛz.əˈzəʊ.ɪk/
US
/ˌmɛz.əˈzoʊ.ɪk/

Translations

Mesozoicproper noun
UK
/ˌmɛz.əˈzəʊ.ɪk/
US
/ˌmɛz.əˈzoʊ.ɪk/
Used with the definite article to name the geological era itself (the Mesozoic).
Synonyms
Mesozoic Era
Age of Reptiles
Secondary (archaic term for the Mesozoic)

Definitions

mesozoicproper noun
The Mesozoic Era, the geological era between the Paleozoic and Cenozoic, lasting from about 252 to 66 million years ago.
Dinosaurs dominated the Mesozoic.