Eocene

Eocene
   An epoch (from 35.4 to 56.5 million years ago) of the Tertiary Period of geologic time that follows the Paleocene and precedes the Oligocene epoch; also the corresponding (time-stratigraphic) “series” of earth materials.
   SW

Glossary of landform and geologic terms. 2013.

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  • ÉOCÈNE — Le mot «Éocène» (du grec héôs , aurore, et kainos , récent) a été créé, en 1833, par le géologue anglais Charles Lyell pour désigner les formations du bassin de Paris déposées au dessus de la craie, et dont les faunes avaient été étudiées peu… …   Encyclopédie Universelle

  • Eocene — Éocène ère Cénozoïque Néogène Holocène Pléistocène Pliocène Miocène …   Wikipédia en Français

  • Eocène — Éocène ère Cénozoïque Néogène Holocène Pléistocène Pliocène Miocène …   Wikipédia en Français

  • Eocene — E o*cene, a. [Gr. hw s daybreak, dawn + ? new, recent.] (Geol.) Pertaining to the first in time of the three subdivisions into which the Tertiary formation is divided by geologists, and alluding to the approximation in its life to that of the… …   The Collaborative International Dictionary of English

  • Eocene — [ē′ō sēn΄, ē′əsēn΄] adj. [ EO + CENE] [sometimes e ] designating or of the second geologic epoch of the Paleogene, characterized by a warm climate and the development of mammals designating or of the second geologic epoch of the Paleogene,… …   English World dictionary

  • Eocene — second epoch of the Tertiary Period, coined in English 1831, from EO (Cf. eo ) + Gk. kainos new (see RECENT (Cf. recent)); along with MIOCENE (Cf. Miocene) and PLIOCENE (Cf. Pliocene), by the Rev. William Whewell (1794 1866), English polymath …   Etymology dictionary

  • Eocene — System Series Stage Age (Ma) Neogene Miocene Aquitanian younger Paleogene Oligocene …   Wikipedia

  • Éocène — ère Cénozoïque Néogène Holocène Pléistocène Pliocène Miocène …   Wikipédia en Français

  • Eocene — adjective Date: 1831 of, relating to, or being an epoch of the Tertiary between the Paleocene and the Oligocene or the corresponding series of rocks see geologic time table • Eocene noun …   New Collegiate Dictionary

  • Eocene — /ee euh seen /, Geol. adj. 1. noting or pertaining to an epoch of the Tertiary Period, occurring from 55 to 40 million years ago and characterized by the advent of the modern mammalian orders. See table under geologic time. n. 2. the Eocene Epoch …   Universalium

  • Eocene — 1. adjective of a geologic epoch within the Paleogene period from about 56 to 34 million years ago 2. noun the Eocene epoch …   Wiktionary

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