Definition of Neogene in English:



  • 1Relating to or denoting the later division of the Tertiary period, comprising the Miocene and Pliocene epochs.

    • ‘The Pliocene is today defined as the later epoch of the Neogene period, between 1.8 and 5.3 Ma.’
    • ‘They reveal late Cretaceous and Neogene geothermal gradients that were comparable with that at the present day, i.e. no significant increase in basal heat flow.’
    • ‘In contrast, the west side of the basin is marked by a relatively linear contact between uplifted Neogene sedimentary rocks and Quaternary alluvium.’
    • ‘The preserved Miocene sediments have allowed us to separate the effects of Palaeogene and Neogene uplift.’
    • ‘The hole penetrated 366 m of Lower Pleistocene and Neogene hemipelagic deposits, and terminated in the uppermost Miocene.’
    1. 1.1as noun the Neogene The Neogene sub-period or the system of rocks deposited during it.

The Neogene lasted from about 23 to 1.6 million years ago, during which time the mammals continued to evolve and eventually developed into the forms that are familiar today


Late 19th century: from neo- ‘new’ + Greek -genēs ‘born, of a specified kind’ (see -gen).