geo·​chro·​nol·​o·​gy | \ ˌjē-ō-krə-ˈnä-lə-jē How to pronounce geochronology (audio) \

Definition of geochronology

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

Keep scrolling for more

Other Words from geochronology

geochronological \ ˌjē-​ō-​ˌkrä-​nə-​ˈlä-​ji-​kəl How to pronounce geochronology (audio) , -​ˌkrō-​ \ or less commonly geochronologic \ ˌjē-​ō-​ˌkrä-​nə-​ˈlä-​jik How to pronounce geochronology (audio) , -​ˌkrō-​ \ adjective
geochronologically \ ˌjē-​ō-​ˌkrä-​nə-​ˈlä-​ji-​k(ə-​)lē How to pronounce geochronology (audio) , -​ˌkrō-​ \ adverb
geochronologist \ ˌjē-​ō-​krə-​ˈnä-​lə-​jist How to pronounce geochronology (audio) \ noun

Examples of geochronology in a Sentence

Recent Examples on the Web The field of geochronology is dedicated to dating Earth’s geologic materials. New York Times, 20 July 2021 Baleka and her colleagues used a variety of techniques to study the rate at which the species' ancestors became dwarves, including paleogenetics, geochronology and other dating methods. Jeanne Timmons New York Times, Star Tribune, 17 July 2021 Herries, who specializes in geochronology, says the Drimolen site is a bit different. Brian Handwerk, Smithsonian Magazine, 2 Apr. 2020 As a result of her work, the world would learn fundamental details of the behavior of atoms and how radioactivity could be used as a clock in studying the earth’s history, informing the modern practice of geochronology. New York Times, 28 Aug. 2019 The next generation of rovers are gonna half to brush up on their geochronology. Brian Romans, WIRED, 12 Apr. 2007

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'geochronology.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of geochronology

1893, in the meaning defined at sense 1

Keep scrolling for more

Learn More About geochronology

Time Traveler for geochronology

Time Traveler

The first known use of geochronology was in 1893

See more words from the same year

Dictionary Entries Near geochronology




See More Nearby Entries 

Statistics for geochronology

Last Updated

28 Jul 2021

Cite this Entry

“Geochronology.” Dictionary, Merriam-Webster, Accessed 21 Sep. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More from Merriam-Webster on geochronology

Nglish: Translation of geochronology for Spanish Speakers Encyclopedia article about geochronology


Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Spell It

Can you spell these 10 commonly misspelled words?


Anagram puzzles meet word search.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!