释义 |
WordReference Random House Unabridged Dictionary of American English © 2024Pa•le•o•gene (pā′lē ə jēn′; esp. Brit. pal′ē-),USA pronunciation Geol.adj. - Geologynoting 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. Cf. Neogene.
n. - Geologythe Paleogene Period or System.
- Greek genésthai to be born); compare -gen
- German Paläogen, equivalent. to paläo- paleo- + -gen (
- 1880–85
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