*Age-revealing method Crossword Clue
12 letters · New York Times · Sunday, August 29, 2010 · 23-Across
Appeared in 1 New York Times Crossword: Sunday, August 29, 2010.
Exact puzzle match · New York Times · August 29, 2010 · 23-Across · 12 letters
CARBONDATING0 of 12 letters revealed
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What does this clue mean?
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
noun
WordNet® (Princeton University)
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