geochronometry

[ jee-oh-kruh-nom-i-tree ]

noun

1. the determination of the absolute age of earth materials, as by radiometric dating.

geochronometry

/ jē′ō-krə-nŏm′ĭ-trē /

1. The measurement of geologic time using absolute measures, such as radiometric dating, or relative measures, such as determining the sequence of deposition of rock strata.

Other Words From

• ge·o·chron·o·met·ric [jee-oh-kron-, uh, -, me, -trik], adjective

Word History and Origins

Origin of geochronometry¹

First recorded in 1920–25; geo- + chronometry