radiocarbon
noun
ra·dio·car·bon
ˌrā-dē-ō-ˈkär-bən 
often attributive
: radioactive carbon
especially
: carbon 14
Examples of radiocarbon in a Sentence
Recent Examples on the Web
Courtesy of David Bustos/White Sands National Park Using new radiocarbon dating on ancient footprints found preserved in the gypsum-rich ground in White Sands, researchers have now confirmed that humans roamed North America 23,000 years ago.
—
Jay Kakade
june 30, New Atlas, 30 June 2025
The researchers used radiocarbon dating to determine the age of the tools.
—Sarah Kuta, Smithsonian Magazine, 28 May 2025
To test the idea, the archaeologists radiocarbon dated samples from 13 animal bones—plus one from a human thumb—unearthed from the same layer of cave floor sediment as the boomerang.
—ArsTechnica, 30 June 2025
In total, researchers conducted 55 independent radiocarbon tests with these three materials.
—Jay Kakade
june 30, New Atlas, 30 June 2025
See All Example Sentences for radiocarbon
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Jay Kakade
june 30, New Atlas, 30 June 2025
The researchers used radiocarbon dating to determine the age of the tools.
—Sarah Kuta, Smithsonian Magazine, 28 May 2025
To test the idea, the archaeologists radiocarbon dated samples from 13 animal bones—plus one from a human thumb—unearthed from the same layer of cave floor sediment as the boomerang.
—ArsTechnica, 30 June 2025
In total, researchers conducted 55 independent radiocarbon tests with these three materials.
—Jay Kakade
june 30, New Atlas, 30 June 2025
See All Example Sentences for radiocarbon
Cite this Entry
“Radiocarbon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/radiocarbon. Accessed 22 Jul. 2025.
Copy CitationKids Definition
radiocarbon
noun
ra·dio·car·bon
ˌrād-ē-ō-ˈkär-bən
: radioactive carbon
especially
: carbon 14
Medical Definition
radiocarbon
noun
ra·dio·car·bon
ˌrād-ē-ō-ˈkär-bən
: radioactive carbon
especially
: carbon 14
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