geochronology

noun

1
: the chronology of the past as indicated by geologic data
2
: the study of geochronology

Examples of geochronology in a Sentence

Recent Examples on the Web
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Then again, the best samples for geochronology may not be best for preserving signs of life. Corey S. Powell, Discover Magazine, 18 Feb. 2021 The thickness of the crust suggested the tusk was old, but to find out exactly how old, Dr. Blackburn, whose lab at Santa Cruz specializes in geochronology, studied the decay of radioactive materials in samples of the original tusk tip retrieved in 2019. New York Times, 22 Nov. 2021

Word History

First Known Use

1893, in the meaning defined at sense 1

Time Traveler
The first known use of geochronology was in 1893

Dictionary Entries Near geochronology

Cite this Entry

“Geochronology.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/geochronology. Accessed 24 Jan. 2025.

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