geologic time scale


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geologic time scale

[¦jē·ə¦läj·ik ′tīm ‚skāl]
(geology)
The relative age of various geologic periods and the absolute time intervals.
References in periodicals archive ?
The Geologic Time Scale 2012 is the framework for deciphering the history of our planet Earth.
1983, Geologic Time Scale, Decade of North American Geology (DNAG).
Wolfe contends, however, that most geologists and paleobiologists think about events on a geologic time scale and are not accustomed to considering what happens on a scale of months or weeks.
However, Kling stresses, "We're working with a phenomenon that occurs on a geologic time scale and we're trying to make measurements on a nine-month time scale.
On a broad geologic time scale, the eruption was not a surprise.
A chapter also reviews the geologic time scales of the Moon and nearby planets.