geochronologist


ge·o·chro·nol·o·gy

G0091100 (jē′ō-krə-nŏl′ə-jē)n. The chronology of the earth's history as determined by geologic events.
ge′o·chron′o·log′ic (-krŏn′ə-lŏj′ĭk), ge′o·chron′o·log′i·cal adj.ge′o·chron′o·log′i·cal·ly adv.ge′o·chro·nol′o·gist n.

geochronologist

(ˌdʒiːəʊkrəˈnɒlədʒɪst) n (Geological Science) a person who studies geochronology