Geological Survey

American  

noun

1. U.S. Government. a division of the Department of the Interior, created in 1879, that studies the nation's water and mineral resources, makes topographic surveys, and classifies and leases public lands.

2. (lowercase) a systematic investigation of the geology of an area.

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Geological Survey British  

noun

1. a government-sponsored organization working in the field of geology, such as the US Geological Survey, the Geological Survey of India, or the Institute of Geological Sciences (UK)

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Example Sentences

See Examples For:

Geological Survey

China is the world’s largest producer of tungsten, according to the United States Geological Survey, and has included the element in its export restrictions.

From The Wall Street Journal ● Aug. 5, 2026

Geological Survey who was not involved in the study, but has found similar drops in the percentage of homes surviving in much of the American West.

From Los Angeles Times ● Aug. 1, 2026

But these groundwater stores "respond more slowly to changes in the climate than rivers, which is why they provide a useful buffer during periods of drought", said Prof Alan MacDonald of the British Geological Survey.

From BBC ● Jul. 30, 2026

The US Geological Survey measured the quake at 6.8, lower than Japan's reading of 7.1.

From Barron's ● Jul. 30, 2026

Several months later a geologist named Bill Bonnichsen from the Idaho Geological Survey got in touch and told him that the ash matched a volcanic deposit from a place called Bruneau-Jarbidge in southwest Idaho.

From "A Short History of Nearly Everything" by Bill Bryson