'Mesozoic' definitions:
Definition of 'Mesozoic'
From: WordNet
adjective
Of or relating to or denoting the Mesozoic era
noun
From 230 million to 63 million years ago [syn: Mesozoic, Mesozoic era, Age of Reptiles]
Definition of 'Mesozoic'
From: GCIDE
- Mesozoic \Mes`o*zo"ic\, a. [Meso- + Gr. ? life, fr. ? to live.] (Geol.) Belonging, or relating, to the secondary or reptilian age, or the era between the Paleozoic and Cenozoic. See Chart of Geology. [1913 Webster]
Definition of 'Mesozoic'
From: GCIDE
- Mesozoic \Mes`o*zo"ic\, n. The Mesozoic age or formation. [1913 Webster]