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.
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 Rich founded Allied Resource Partners to merge his business expertise with innovation, assembling a team of seasoned professionals in geophysical and geological fields. Rich Tabaka, Forbes.com, 28 Mar. 2025 Scientists say determining the geological origins of this area's features could provide valuable insights into how rocks in the region evolved over billions of years. Sharmila Kuthunur, Space.com, 26 Mar. 2025 The stunning coastal vistas remain a popular filming spot, thanks to geological wonders, including Fungus Rock, the Inland Sea, and Blue Hole (a top scuba diving site). AFAR Media, 21 Mar. 2025 Anthropocene is defined as the age in which humans’ impact on the Earth is profound enough to qualify as its own geological period. Randy McMullen, The Mercury News, 20 Mar. 2025 Mile-deep underwater volcano could erupt off West Coast this year, scientists say There is little geological evidence to suggest other past eruptions in the last 5,000 years, according to the observatory. Julia Jacobo, ABC News, 13 Mar. 2025 Take in famous kinds of geological formations (such as turtle and carpet rocks), explore Bear Cave, admire the 95-foot Cedar Falls, and have a picnic overlooking Roosevelt Lake or Lake Bailey. Casey Barber, Southern Living, 12 Mar. 2025 While many theories involve geological processes powered by heat from Earth’s core, Johnson and his colleagues have previously argued that the formation of Pilbara would have required extraterrestrial energy. Margherita Bassi, Smithsonian Magazine, 7 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 5 Apr. 2025.

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