| 单词 | paleogene |
| 释义 | Paleogene[ pey-lee-uh-jeen; especially British pal-ee- ] / ˈpeɪ li əˌdʒin; especially British ˈpæl i- / adjectivenoting or pertaining to the earlier part of the Cenozoic Era, in the system adopted by some geologists, occurring from 65 to 25 million years ago and including the Oligocene, Eocene, and Paleocene epochs: corresponds to the earlier part of the Tertiary Period in the system generally used in the U.S.Compare Neogene. nounthe Paleogene Period or System. Origin of Paleogene1880–85; <German Paläogen, equivalent to paläo-paleo- + -gen (<Greek genésthai to be born); cf. -gen Words nearby Paleogenepaleoconservative, paleocortex, paleoecology, paleoencephalon, paleog., Paleogene, paleogeography, paleogeology, paleogeophysics, paleography, Paleo-Indian Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Scientific definitions for PaleogenePaleogene [ pā′lē-ə-jēn′ ] The oldest of two subdivisions of the Tertiary Period, including the Paleocene, Eocene, and Oligocene Epochs. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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