Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Of or belonging to the geologic time, rock series, or sedimentary deposits of the earlier of the two epochs of the Quaternary Period, characterized by the alternate appearance and recession of northern glaciation, the appearance and worldwide spread of hominids, and the extinction of numerous land mammals, such as the mammoths, mastodons, and saber-toothed tigers. See Table at geologic time.
  • n. The Pleistocene Epoch or its system of deposits.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of a geologic epoch within the Neogene period from about 1.7 million to 11,000 years ago; marked by the evolution of man, and the extinction of the large mammals.
  • proper n. The Pleistocene epoch.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Of or pertaining to the epoch, or the deposits, following the Tertiary, and immediately preceding man.

from The Century Dictionary and Cyclopedia

  • n. The name given by geologists, with more or less vagueness, to the lower division of the Quaternary or Post-tertiary deposits, or to that division which cannot properly be included under the designation recent. See Post-tertiary, Tertiary, and Quaternary.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. from two million to 11 thousand years ago; extensive glaciation of the northern hemisphere; the time of human evolution

Etymologies

Greek pleistos, most; + -cene.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

  • That there were great painters in Pleistocene Europe is a truism that hardly needs repeating, but we have no idea, really, whether the painters of Lascaux were great or even amongst the better painters of their day.

    The Art of God of War III or Can a video game be as beautiful as a cave painting?

  • The last major glacial period began about 2,000,000 years B.P. and is commonly known as the Pleistocene or Ice Age.

    Glacier

  • The last major glacial period began about 2,000,000 years B.P. and is commonly known as the Pleistocene period or Ice Age.

    Denver Post: News: Breaking: Local

  • It’s hard to see how an inborn drive could arise in Pleistocene hunter gatherers such that people spend their scarce resources to reduce other people’s resources promotes either individual or group survival.

    Pleistocene Redistribution

  • Geologists use the terms Pleistocene and Holocene to refer to the last 1.8 million years of our planet’s natural history.

    The Goddess and the Bull

  • The period from 2,000,000 - 14,000 B.P. (before present) is known as the Pleistocene or Ice Age.

    Earth's climatic history

  • Considering that the last 700,000 years is the Pleistocene, and the Pleistocene is the period of cold and warm intervals glacial/interglacials, and that these are indicated to be correlated with Milankovitch forcing and driven by CO2 positive feedback, your statement does not make sense.

    Unthreaded « Climate Audit

  • The major part of the Quaternary, known as the Pleistocene, comprised four ice ages, during which the Arctic ice cap extended across, and then receded from, a large part of the northern hemisphere.

    A Phony Ancestor

  • Oh, he also liked the nest of the Quaternary period, but the Pleistocene was his favorite.

    The Metrognome and other Stories

  • Yet in its general aspect, and in many of its most striking details, it reproduces the life that once was, in Europe and in both the Americas, in what paleontologists call the Pleistocene age.

    VIII. Primeval Man; and the Horse, the Lion, and the Elephant

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