Cenozoic

(redirected from Cainozoic)
Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to Cainozoic: Cenozoic era

Cenozoic

or

Cainozoic period

a geological era that includes the QUATERNARY PERIOD and TERTIARY PERIOD, beginning some 65 million years ago and extending up to the present time. See GEOLOGICAL TIME.