- obsolete of or formed at any time after the end of the Mesozoic era
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Examples from the Web for neozoic
They all lived, my Gustave, as surely as you do; but their lives were in the Neozoic Age.
The word "Neocene" has been used in place of Neozoic, but its employment is open to objection.