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

/ dʒɪˈɒlədʒɪ; ˌdʒɪəˈlɒdʒɪkəl /

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

While scientists already knew of volcanic activity on the near side of the moon, which we can see from Earth, the "dark side" is very different in its geology, and remains largely unexplored.

From BBC

He said the scan could be used by scientists to study the sea life that has colonised the wreck, to analyse the geology of the sea floor, and to discover new artefacts.

From BBC

The UK has favourable geology to store CO2 in the North Sea, as well as a workforce with many of the necessary skills from oil and gas industry.

From BBC

Under the name Scottish Geologist, she has been posting videos on social media about the country's rich geology for nearly two-and-a-half years.

From BBC

“We use the same geologies that have kept hydrocarbons underground for millions of years,” said Julia Reichelstein, the company’s cofounder and CEO.

From Salon

Related Words

• earth science
• geopolitics
• topography