geochronometry

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

noun

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

geochronometry

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 Word Forms

• geochronometric adjective

Word History and Origins

Origin of geochronometry¹

First recorded in 1920–25; geo- + chronometry