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radioactive dating

   Also found in: Dictionary/thesaurus, Financial, Wikipedia, Hutchinson 0.02 sec.
radioactive dating: see dating dating, the determination of the age of an object, of a natural phenomenon, or of a series of events. There are two basic types of dating methods, relative and absolute.
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radioactive dating [¦rād·ē·ō′ak·tiv ′dād·iŋ]
(nucleonics)


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But, in March, Chinese scientists revealed that using a new radioactive dating method, Peking Man may have lived 200,000 years earlier.
The research team used radioactive dating to determine that the salt crystals--and the cellulose inside of them--formed more than 250 million years ago.
Radioactive dating of the sandstones directly atop the ancient ejecta layer indicates that the impact occurred about 1.
 
 
 
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