English · Science & Technology
/dʒiˈɒl.ə.dʒi/
[/dʒiˈɒl.ə.dʒi/]
study of the Earth
The science of the Earth's physical structure, rocks, and the processes that shape them over time.
Geology can reveal millions of years of history hidden within the layers of a canyon wall.
Geology can reveal millions of years of history hidden within the layers of a canyon wall.
From Greek 'ge' (earth) and '-logia' (study of), coined in the 18th century.
Used in mining, oil exploration, earthquake study, and environmental science.