A radioactive isotope of carbon; spec. = carbon-14 n. at carbon, n. 1b(c). Also: short for radiocarbon dating n. at compounds.
| 单词 | θ69269 |
| 释义 | the world > matter > chemistry > organic chemistry > carbon > [noun] > radioactive isotope (2) radiocarbon1936 A radioactive isotope of carbon; spec. = carbon-14 n. at carbon, n. 1b(c). Also: short for radiocarbon dating n. at compounds. carbon-141946 Chemistry. With a numeral, denoting a particular isotope of carbon. a long-lived radioactive isotope of carbon, mass number 14, which is the basis… |
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