geologic

American

[jee-uh-loj-ik] / ˌdʒi əˈlɒdʒ ɪk /

Also geological

adjective

of, relating to, or based on geology.

Other Word Forms

geologically adverb
nongeologic adjective
nongeological adjective
nongeologically adverb
pregeological adjective
ungeological adjective
ungeologically adverb

Etymology

Origin of geologic

First recorded in 1790–1800; geolog(y) + -ic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The rapid drawdown caused damage to the geologic sites around the Gulf Coast where the oil is stored.

From The Wall Street Journal • Mar. 9, 2026

Much of that growth came from unconventional drilling, including hydraulic fracturing and horizontal drilling from geologic formations such as shale rock.

From MarketWatch • Feb. 16, 2026

“This very rare geologic feature of translucent petroleum has been filtered by nature,” the sign read.

From Los Angeles Times • Feb. 4, 2026

The region has long been prized by chemical companies for its geologic features.

From Barron's • Nov. 7, 2025

Among mountaineers and other connoisseurs of geologic form, Everest is not regarded as a particularly comely peak.

From "Into Thin Air" by Jon Krakauer

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023