Definition of Palaeogene in English:


(US Paleogene)


  • 1Relating to or denoting the earlier division of the Tertiary period, comprising the Palaeocene, Eocene, and Oligocene epochs.

    Compare with Neogene
    • ‘The sequence overlies Upper Triassic to Upper Cretaceous rocks and locally covers Palaeogene karst bauxite deposits.’
    • ‘The contact between Cretaceous Chalk and Palaeogene siliciclastic sediments is a megasequence boundary within the fill of the Wessex Basin.’
    • ‘Thick Permian to Paleogene continental rise deposits merge southward into a continuous Ordovician to Eocene shelf sedimentary succession of marine carbonates, sandstone, siltstone and shale.’
    • ‘The Bishri area was part of the Palmyride aulacogen from Late Palaeozoic until Paleogene time, accumulating thousands of metres of clastic and carbonate strata.’
    • ‘The preserved Miocene sediments have allowed us to separate the effects of Palaeogene and Neogene uplift.’
    1. 1.1as noun the Palaeogene The Palaeogene sub-period or the system of rocks deposited during it.


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