geochronology

/jee-oh-kruh-nol-uh-jee/US // ˌdʒi oʊ krəˈnɒl ə dʒi //UK // (ˌdʒiːəʊkrəˈnɒlədʒɪ) //

地质年代学,地质时代学,地球年代学,地质学

Definitions

n.名词 noun

1
- : the chronology of the earth, as based on both absolute and relative methods of age determination.