geological

adjective

geo·​log·​i·​cal ˌjē-ə-ˈlä-ji-kəl How to pronounce geological (audio)
variants or less commonly geologic
: of, relating to, or based on geology
geologically adverb

Examples of geological in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This finding aligns with geological observations indicating the scarcity of dolomite in contemporary sediments. David Bressan, Forbes.com, 8 Apr. 2025 Mapping Ukraine's crucial raw mineral deposits With more than 5% of the world's total mineral resources, Ukraine is a top 10 global provider because of its diverse geological zones, according to the World Economic Forum. Reuters and Janet Loehrke, USA Today, 4 Apr. 2025 This volatile geological region is formed by the movement and interaction of tectonic plates, especially subduction zones, where one plate is forced beneath another. Newsweek Staff, MSNBC Newsweek, 4 Apr. 2025 On Earth, convection currents churn through the mantle (the layer that lies beneath the crust), causing tectonic plates to move around the planet's surface and triggering geological activity like volcanism. Samantha Mathewson, Space.com, 4 Apr. 2025 The park sits atop a volcanic hot spot and is always gradually changing, thanks to powerful geological forces. Evie Carrick, Travel + Leisure, 3 Apr. 2025 The surfaces of other rocky planets appear to have been affected by ancient volcanic activity, but this would not have been caused by plate tectonics, a geological process that is exclusive to Earth. Jack Knudson, Discover Magazine, 1 Apr. 2025 Font’s Point was created when powerful geological forces broke the land, with some tilting downward to the north and the southern block dipping. Ernie Cowan, San Diego Union-Tribune, 30 Mar. 2025 Friday’s earthquake occurred along a segment of the Sagaing Fault, a major geological fault line that has historically seen big earthquakes, said Wei. Ross Adkin, CNN Money, 29 Mar. 2025

Word History

Etymology

see geology

First Known Use

circa 1723, in the meaning defined above

Time Traveler
The first known use of geological was circa 1723

Browse Nearby Words

Cite this Entry

“Geological.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/geological. Accessed 14 Apr. 2025.

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