geologic

/ˌdʒiəˈlɑdʒɪk/
adjective
  1. Relating to the study of the Earth's physical structure, history, and the processes that shape it.
    • Geologic forces like earthquakes and volcanoes constantly reshape the planet.
    • Scientists studied the geologic history of the canyon to understand how it formed.
    • The geologic map shows the different rock layers beneath the city.
  2. Extremely long in duration, like the timescales used in geology.
    • The erosion of this cliff will happen on a geologic timescale, not a human one.
    • Fossil fuels are the result of organic matter buried over geologic ages.
    • The mountains have changed very little over geologic time.
Synonyms
What does "geologic" mean? | whatsthatwordmean | whatsthatwordmean