Definition of Palaeocene in English:

Palaeocene

Line breaks: Palaeo|cene
Pronunciation: /ˈpalɪə(ʊ)siːn
 
, ˈpeɪ-/
(US Paleocene)

adjective

Geology
  • 1Relating to or denoting the earliest epoch of the Tertiary period, between the Cretaceous period and the Eocene epoch.
    More example sentences
    • Terrestrial deposits contain fossils ranging from Paleocene leaf imprints to Cretaceous dinosaur remains.
    • Initiation of a cold, upwelling current off the west coast of South America dates back to latest Cretaceous to earliest Palaeocene times.
    • This trend is evident at a coarse scale in a comparison of the combined rarefaction curves for sites from the uppermost 15 m of the Cretaceous against all Paleocene sites.
  • 1.1 (as noun the Palaeocene) The Palaeocene epoch or the system of rocks deposited during it.

The Paleocene epoch lasted from 65.0 to 56.5 million years ago. It was a time of sudden diversification among the mammals, probably as a result of the mass extinctions (notably of the dinosaurs) which occurred at the end of the Cretaceous period (see Cretaceous-Tertiary boundary)

Origin

late 19th century: from palaeo- + Greek kainos 'new'.

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