geology

[ jee-ol-uh-jee ]

noun

, plural ge·ol·o·gies.

1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is undergoing.
2. the study of this science.
3. the geologic features and processes occurring in a given region on the earth or on a celestial body:

   the geology of Mars; the geology of eastern Kentucky.

geology

/ ˌdʒɪəˈlɒdʒɪkəl; dʒɪˈɒlədʒɪ /

noun

1. the scientific study of the origin, history, structure, and composition of the earth
2. the geological features of a district or country

geology

/ jē-ŏl′ə-jē /

1. The scientific study of the origin of the Earth along with its rocks, minerals, land forms, and life forms, and of the processes that have affected them over the course of the Earth's history.
2. The structure of a specific region of the Earth, including its rocks, soils, mountains, fossils, and other features.

geology

1. The science devoted to the study of the Earth , particularly the solid Earth and the rocks that compose it.

Derived Forms

• ˌgeoˈlogically, adverb
• geˈologist, noun
• geological, adjective

Word History and Origins

Origin of geology¹

First recorded in 1680–90; geo- + -logy

Example Sentences

There are landers looking at the interior geology and measuring the planet’s seismic activity.

From MIT Technology Review

While an elemental analysis can authenticate a product’s terroir, it does not suggest that geology shapes flavor.

From Science News

A coffee’s chemical quality “comes down to geology,” Ehleringer says.

From Science News

Although it’s an asteroid, its geology is compelling and diverse.

From MIT Technology Review

As someone who studies Martian geology, I’m definitely looking forward to 2031 but am grateful I don’t have to wait 11 years to study rocks from Mars.

From Singularity Hub 

Geology is important to making great wine, and it is particularly respected by French vintners.

From The Daily Beast

Your background in geology has a big influence on this book.

From The Daily Beast

Geology, literally, as I say in this book, “underlies everything.”

From The Daily Beast

He recommended I take the Oxford University entrance exam in geology, and I did fairly well.

From The Daily Beast

The Daily Pic: Just when he hit it big with geology, the Californian turned to sociology.

From The Daily Beast

Second, geology, which takes account of all those actions which in process of time have been developed in our own sphere.

From Project Gutenberg

In geology there are half a dozen divisions relating to particular branches of that subject.

From Project Gutenberg

On the basis of this understanding the science of geology, which had in a way been founded by the Greeks, was revived.

From Project Gutenberg

No man who ever was in a quarry or gravel pit will say so, much less one who has the least smattering of chemistry or geology.

From Project Gutenberg

He was very successful in diffusing among the young a love for the study of mineralogy and geology.

From Project Gutenberg

Related Words

• earth science
• geopolitics
• topography