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語源

From Ancient Greek πλείων (pleíōn, “more”) + καινός (kainós, “new”). Coined by English philosopher and historian of science William Whewell in 1831 for Charles Lyell, who introduced it in 1833 in his book Principles of Geology. By surface analysis, pleio- +‎ -cene.

発音

• IPA: /ˈplaɪəsiːn/

形容詞

Pliocene (not comparable)

1. (geology) Of a geologic epoch within the Neogene period from about 5.3 to 1.7 million years ago; marked by the appearance of humanity's first ancestors.
   • 1925 July – 1926 May, A[rthur] Conan Doyle, “(please specify the chapter number)”, in The Land of Mist (eBook no. 0601351h.html), Australia: Project Gutenberg Australia, published April 2019:

     [I]n a final sentence he expressed his conviction that his opponents "did not in truth represent the thought of the twentieth century, but might rather be regarded as mental fossils dug from some early Pliocene horizon ".

派生語

固有名詞

Pliocene

1. (geology) The Pliocene epoch.

参考

• Appendix:Geologic timescale
• Postpliocene

参照

Further reading

• Pliocene on Wikipedia.Wikipedia

アナグラム

• epiclone