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- Geologic
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Words related to geologic
ge·o·log·ic
G g -
epoch
A period of time in history or a person's life, typically one marked by notable events or particular characteristics. -
archeozoic
early Precambrian; Archean -
ordovician
noting or pertaining to a geologic period of the Paleozoic Era, from 500 million to 425 million years ago, notable for the advent of fish. -
period
a rather large interval of time that is meaningful in the life of a person, in history, etc., because of its particular characteristics: a period of illness; a period of great profitability for a company; a period of social unrest in Germany. -
proterozoic
noting or pertaining to the latter half of the Precambrian Era, from about 2.5 billion to 570 million years ago, characterized by the appearance of bacteria and marine algae; Algonkian. -
cambrian
of, denoting, or formed in the first 65 million years of the Palaeozoic era, during which marine invertebrates, esp trilobites, flourished