1. Measurement of the amount of radioactive material (usually carbon 14) that an object contains; can be used to estimate the age of the object

Type of: measure, measurement, measuring, mensuration

Encyclopedia: Radioactive dating

• reference system
• reference work
• referenced
• referendum
• referent
• referential
• referer
• referral
• referred pain
• referrer
• refill
• refillable
• refilling
• refinance
• refine
• refined
• refined sugar
• refinement
• refiner
• refinery
• refining
• refining industry
• refinish
• refinisher
• refit