Definitions

1. adjective

relating to or resulting from recent or ongoing geological processes or changes

“The neogenetic features of the landscape have been shaped by recent tectonic activity.”

2. noun

a geological period of time, the most recent period of the Cenozoic Era, from about 23.03 to 2.58 million years ago

“The neogenetic era is characterized by the emergence of modern mammals and the development of diverse ecosystems.”