Radio-carbon



[rey-dee-oh-kahr-buh n] /ˌreɪ di oʊˈkɑr bən/

noun, Chemistry.
1.
Also called carbon 14. a radioactive isotope of with mass number 14 and a half-life of about 5730 years: widely used in the dating of organic materials.
2.
any radioactive isotope of .
/ˌreɪdɪəʊˈkɑːbən/
noun
1.
a radioactive isotope of carbon, esp carbon-14 See carbon (sense 1)
n.

“Carbon-14,” 1940, from radio-, comb. form of radioactive, + carbon. Radio-carbon dating is attested from 1949.
radiocarbon
(rā’dē-ō-kär’bən)
A radioactive isotope of carbon, especially carbon 14. Other radiocarbons include carbon 10, carbon 11, carbon 15, and carbon 16.

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