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Definition of geology

geology

/dʒiˈɑːlədʒi/
ge · ol · o · gy
Adverb:geologically
•
Plural:geologies
•
Adjective:geological
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geology Lexical Profile

geology Game Scores & Validity

• noun

1

The scientific study of the physical structure, substance, history, and processes of the Earth or other planetary bodies.

Example

"She decided to major in geology after spending a summer mapping rock formations in the American Southwest."

2

The physical rock formations, strata, and crusty features characteristic of a particular region or celestial body.

Example

"Engineers carefully surveyed the local geology before digging the foundation for the suspension bridge."

Synonyms
View all synonyms for geology

• Rhymes for geology

• Nearby Words

geological
geologically
geologist
geology
geometric
geometrical
geometrically

Word Origin & Etymology

Coined in the late 18th century from Modern Latin geologia, derived from the Ancient Greek roots geo- (earth) and -logia (study or discourse).

Cite this Entry

Wordmom. (2026). Definition of Geology. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/geology
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