탄소의 방사성 동위 원소로, 특히 유기물의 연대를 측정하는 데 사용되는 탄소-14를 이른다.
A radioactive isotope of carbon, specifically carbon-14, which is used in dating organic materials.
예문:
"Scientists used radiocarbon dating to determine the age of the ancient wooden artifact."
"The amount of radiocarbon in the atmosphere has fluctuated slightly over the millennia."
"Radiocarbon is naturally produced in the upper atmosphere by cosmic rays."