Meaning & use
Geological
Last updated
Relating to the study of the Earth's physical structure, substance, and history.
See it in a sentence
The canyon's geological layers reveal millions of years of sediment deposition.
Scientists conducted a geological survey before approving the new mine.
A note on using this word
Often paired with 'time' or 'formation' to describe processes occurring over vast timescales, as in 'geological time.'
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