geochronology

noun geo·chro·nol·o·gy \-krə-ˈnä-lə-jē\

Definition of GEOCHRONOLOGY

: the chronology of the past as indicated by geologic data

: the study of geochronology

— geo·chro·no·log·i·cal \-ˌkrä-nə-ˈlä-ji-kəl, -ˌkrō-\ also geo·chro·no·log·ic \-ˈä-jik\ adjective

— geo·chro·no·log·i·cal·ly \-ji-k(ə-)lē\ adverb

— geo·chro·nol·o·gist \-krə-ˈnä-lə-jist\ noun

1893

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