Pleistocene

adjective

Pleis·​to·​cene ˈplī-stə-ˌsēn How to pronounce Pleistocene (audio)
: of, relating to, or being the earlier epoch of the Quaternary or the corresponding series of rocks see Geologic Time Table
Pleistocene noun

Examples of Pleistocene in a Sentence

Recent Examples on the Web Here was an explanation: The impact caused the sudden cooling, the Firestone team argued, and contributed to the demise of the mammoths, steppe bison and other large Pleistocene mammals, along with the people who pursued them. Zach St. George, New York Times, 5 Mar. 2024 Cultural innovation, Pleistocene environments and demographic change. Discover Magazine, 20 Nov. 2019 Most biologists think that the Pleistocene glaciation caused widespread extinctions of native earthworms in North America. oregonlive, 26 Aug. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'Pleistocene.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Greek pleistos most + International Scientific Vocabulary -cene; akin to Greek pleiōn more

First Known Use

1839, in the meaning defined above

Time Traveler
The first known use of Pleistocene was in 1839

Dictionary Entries Near Pleistocene

Cite this Entry

“Pleistocene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Pleistocene. Accessed 5 Nov. 2024.

Kids Definition

Pleistocene

adjective
Pleis·​to·​cene ˈplī-stə-ˌsēn How to pronounce Pleistocene (audio)
: of, relating to, or being the earlier epoch of the Quaternary period of geological history or the corresponding series of rocks see geologic time
Pleistocene noun
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