ra­di­o­ak­tii­vi­nen i­än­mää­ri­tys

1. a chemical analysis used to determine the age of organic materials based on their content of the radioisotope carbon-14; believed to be reliable up to 40,000 years
2. measurement of the amount of radioactive material (usually carbon 14) that an object contains; can be used to estimate the age of the object

Synonyymit

Hierarkia