geology

/dʒiˈɑlədʒi/
noun
  1. The scientific study of the Earth's physical structure, history, and the processes that shape it.
    • The geology of this region includes ancient volcanic formations and deep river canyons.
    • In geology class, we learned how earthquakes and volcanoes change the Earth's surface.
    • She decided to study geology because she loves learning about rocks and mountains.
  2. The geological features or structure of a particular area.
    • Farmers need to understand the local geology to know which crops will grow best.
    • The geology of the national park makes it a popular destination for hikers and scientists.
    • The road was built carefully to match the area's challenging geology.