Definition of radiocarbon dating

The date on a coin is an absolute date, as are AD 1492 or 501 SYNONYMS OR RELATED TERMS: absolute dating; chronometry CATEGORY: technique DEFINITION: Any technique of dating that relies on chronological measurement such as calendars, radiocarbon dates, etc.

and which give the result in calendar years before the present, or B. Most of these techniques produce results with a techniques do not.

SYNONYMS OR RELATED TERMS: chronometric dating; absolute dates; absolute chronology; absolute age determination (antonym: relative dating)CATEGORY: chronology; technique DEFINITION: The determination of age with reference to a specific time scale, such as a fixed calendrical system or in years before present (B.

P., BP), based on measurable physical and chemical qualities or historical associations such as coins and written records.

This term refers to the relation of one stratigraphical unit to another, by petrological, osteological, lithographic, cultural, chronological, or palaeontological means.

For example, stratigraphic units may be correlated using palaeontological criteria, methods, and position relative to the glacial-interglacial cycle by examining physical and biological attributes.

Many new techniques are being developed and tested.

Other methods include: coin dating, seriation, and amino-acid racemization.The methods have varying applications, accuracy, range, and cost.

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