noun
carbon-14
Scientific term for the radioactive isotope of carbon used in radiocarbon dating.
炭素１４は放射性同位体の一つです。
Carbon-14 is one of the radioactive isotopes.
考古学者は炭素１４を使って遺物の年代を測定します。
Archaeologists use carbon-14 to date artifacts.
放射性炭素 (radiocarbon) is a broader term for radioactive carbon isotopes, while 炭素１４ specifically refers to the carbon-14 isotope.
Compound of 炭素 (carbon) and １４ (14), directly corresponding to the English term 'carbon-14'.