- a radioactive isotope of carbon with mass number 14 and a half-life of about 5730 years: widely used in the dating of organic materials.
- any radioactive isotope of carbon.
- a radioactive isotope of carbon, esp carbon-14
More Definitions
- KIN SELECTION (noun) Definition, Meaning & Examples
- THROWN SILK (noun) Definition, Meaning & Examples
- UFA (noun) Definition, Meaning & Examples
- SPONTANEOUS RECOVERY (noun) Definition, Meaning & Examples
- GROZING IRON (noun) Definition, Meaning & Examples
- PUT AN IDEA IN ONE'S HEAD (noun) Definition, Meaning & Examples