Cenozoic

Pronunciation key ( sē′n-zō′ik ) ( sen′ə-zō′ik )

Ce•no•zo•ic

adj.

[< Gr. kainos recent, new + zōē + ic].

The geological era beginning around 60 million years ago, following the Mesozoic, and includes the present time. The Cenosoic is characterized by the evolution and development of mammals. See also Cainozoic.

References

Webster's New World Dictionary of the American Language (College Edition) ©1955