noun
carbon-14 dating; radiocarbon dating
Scientific term for the method of determining the age of organic materials by measuring their carbon-14 content. Often referred to as 放射性炭素年代測定 in full.
See also: 放射性炭素年代測定
この遺跡の年代は炭素１４法で測定された。
The age of this archaeological site was determined by carbon-14 dating.
Full formal term for radiocarbon dating; 炭素１４法 is a shorter, more common alternative.
Compound of 炭素 (carbon) + 14 (carbon-14 isotope) + 法 (method).