Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: ice age  Is eyj
  1. Any period of time during which glaciers covered a large part of the earth's surface
    "the most recent ice age was during the Pleistocene";
    - glacial period, glacial epoch

Derived forms: ice ages

Type of: geological period, period

Part of: prehistoric culture, prehistory

Encyclopedia: Ice age