Geochronology

Noun

Definitions

1.NounThe science of dating samples of rock or sediment.

"Geochronology allows us to see more precisely how the world has evolved."

2.NounAny one of the methods by which the age of different samples of rock can be determined.

"The history of the East–Antarctic shield has been uncovered through uranium–lead geochronology."

3.NounThe division of ancient time into named subdivisions / periods

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