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paleocene

 

Definitions from WordNet

Noun paleocene has 1 sense
  1. Paleocene, Paleocene epoch - from 63 million to 58 million years ago; appearance of birds and earliest mammals
    --1 is a kind of epoch
    --1 is a part of Tertiary, Tertiary period

Definitions from the Web

Paleocene

Definition:

Paleocene refers to the earliest epoch of the Paleogene period, dating from about 66 to 56 million years ago, following the extinction of the dinosaurs and preceding the Eocene epoch. It is a geological time period characterized by significant climate changes and the emergence of several mammal groups.

Examples:

  1. The paleontologist discovered a fossilized fern from the Paleocene period.
  2. During the Paleocene epoch, the Earth saw the diversification of early primates.
  3. Some researchers argue that the Paleocene epoch was marked by global warming.

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