carbon 13

US:USA pronunciation: respellingUSA pronunciation: respelling(kärbən thûr tēn)


WordReference Random House Unabridged Dictionary of American English © 2025
carbon 13, 
  1. Chemistrythe stable isotope of carbon having an atomic mass number 13, used as a tracer.
Also, car•bon-13  (kärbən thûr tēn).USA pronunciation 
  • 1940–45


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