radiometric
adjective
ra·dio·met·ric
ˌrā-dē-ō-ˈme-trik 
1
: relating to, using, or measured by a radiometer
2
: of or relating to the measurement of geologic time by means of the rate of disintegration of radioactive elements
Examples of radiometric in a Sentence
Recent Examples on the Web
Dating rocks involves using radiometric techniques that harness the natural and spontaneous radioactive decay of certain elements in the rock, which acts as a type of clock.
—
Katie Hunt, CNN Money, 27 June 2025
Once the data has been extracted from the rocks using these two methods, researchers then attempt to use that data to come to a radiometric date.
—Stephanie Edwards, Discover Magazine, 27 June 2025
To establish the age of these rocks, the researchers combined petrology and geochemistry and applied two radiometric dating methods using different isotopes of the elements samarium and neodymium.
—David Bressan, Forbes.com, 27 June 2025
Based on radiometric dating of zircon grains preserved in tuff layers interbedded between the mudstone and amber beds, the entire sedimentary succession formed around 116 and 114 million years ago.
—David Bressan, Forbes.com, 27 May 2025
Geologists use the ratio of these two elements like a radiometric clock to determine how old something is.
—Briana Pobiner, The Conversation, 11 Apr. 2025
The new discovery coincides with a 10 km x 5 km large airborne magnetic and radiometric potassic anomaly.
—Sacramento Bee, 2 July 2024
Scale: The new discovery coincides with a 10 km x 5 km large airborne magnetic and radiometric potassic anomaly (Figures 8 and 9).
—Kansas City Star, 22 May 2024
The idea for radiometric dating first occurred to a New Zealand scientist named Ernest Rutherford in 1904.
—Isaac Skromne, The Conversation, 18 July 2022
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Katie Hunt, CNN Money, 27 June 2025
Once the data has been extracted from the rocks using these two methods, researchers then attempt to use that data to come to a radiometric date.
—Stephanie Edwards, Discover Magazine, 27 June 2025
To establish the age of these rocks, the researchers combined petrology and geochemistry and applied two radiometric dating methods using different isotopes of the elements samarium and neodymium.
—David Bressan, Forbes.com, 27 June 2025
Based on radiometric dating of zircon grains preserved in tuff layers interbedded between the mudstone and amber beds, the entire sedimentary succession formed around 116 and 114 million years ago.
—David Bressan, Forbes.com, 27 May 2025
Geologists use the ratio of these two elements like a radiometric clock to determine how old something is.
—Briana Pobiner, The Conversation, 11 Apr. 2025
The new discovery coincides with a 10 km x 5 km large airborne magnetic and radiometric potassic anomaly.
—Sacramento Bee, 2 July 2024
Scale: The new discovery coincides with a 10 km x 5 km large airborne magnetic and radiometric potassic anomaly (Figures 8 and 9).
—Kansas City Star, 22 May 2024
The idea for radiometric dating first occurred to a New Zealand scientist named Ernest Rutherford in 1904.
—Isaac Skromne, The Conversation, 18 July 2022
Cite this Entry
“Radiometric.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radiometric. Accessed 31 Jul. 2025.
Copy CitationMedical Definition
radiometric
adjective
ra·dio·met·ric
ˌrād-ē-ō-ˈme-trik
: relating to, using, or measured by a radiometer
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