carbon 14
noun Date: 1936 a heavy radioactive isotope of carbon of mass number 14 used especially in tracer studies and in dating old materials (as archaeological and geological specimens)

New Collegiate Dictionary. 2001.

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  • carbon-14 — n. a radioactive isotope of carbon with a half life of 5730 years. It occurs naturally in minute quantities, and is used as the basis for {radiocarbon dating}. Syn: radiocarbon, carbon 14. [WordNet 1.5] …   The Collaborative International Dictionary of English

  • carbon 14 — ( )fōr(t) tēn, ( )fȯr(t) n a heavy radioactive isotope of carbon of mass number 14 used esp. in tracer studies and in dating archaeological and geological materials * * * a radioactive isotope of carbon, atomic mass 14, having a half life of… …   Medical dictionary

  • carbon-14 — [kär′bənfôr tēn′] n. see CARBON (n. 1) * * * …   Universalium

  • carbon-14 — [kär′bənfôr tēn′] n. see CARBON (n. 1) …   English World dictionary

  • Carbon-14 — Infobox isotope background = #999999 isotope name = Carbon 14 num neutrons = 8 num protons = 6 isotope filename = alternate names = radiocarbon mass number=14 abundance = 1 part per trillion symbol=C decay product = 14N halflife=5,730 error… …   Wikipedia

  • carbon 14 — noun a radioactive isotope of carbon • Syn: ↑radiocarbon • Hypernyms: ↑carbon, ↑C, ↑atomic number 6 * * * noun : a heavy radioactive isotope of carbon having the mass number 14 that is formed by the action of cosmic rays on nitrogen in the… …   Useful english dictionary

  • carbon 14 — radiocarbon (def. 1). Also, carbon 14 /kahr beuhn fawr teen , fohr /. [1935 40] * * * …   Universalium

  • carbon 14 — or carbon 14 n. chem. radiocarbon 1) • Etymology: 1935–40 …   From formal English to slang

  • carbon-14 — noun a long lived naturally occurring radioactive carbon isotope of mass 14, used in carbon dating and as a tracer in biochemistry …   English new terms dictionary

  • carbon-14 — carˈbon 14 noun A radioactive isotope of carbon, used eg as a tracer element in biological studies or in dating archaeological material • • • Main Entry: ↑carbon …   Useful english dictionary

  • carbon-14 — noun a radioactive isotopes of carbon, , having six protons and eight neutrons; it is used in radiocarbon dating Syn: radiocarbon See Also: carbon 12, carbon 13 …   Wiktionary

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