geological

adjective

geo·​log·​i·​cal ˌjē-ə-ˈlä-ji-kəl 

variants or less commonly geologic

ˌjē-ə-ˈlä-jik 

: of, relating to, or based on geology

geologically

ˌjē-ə-ˈlä-ji-k(ə-)lē 

adverb

Examples of geological in a Sentence

Recent Examples on the Web

And most simulants of lunar material are faithful in their geological characteristics, to simulate the lunar surface and its dust, rather than the precise chemistry within. — Eric Berger, ArsTechnica, 26 Aug. 2026

This dwindling buffer forces the nation into a high-stakes standoff against the uncompromising laws of fluid dynamics, immense geological forces, strict federal statutes, and relentless geopolitical pressure. — Siddharth Misra, Fortune, 25 Aug. 2026

The species that exist in rivers and streams today are the products of those long and complicated geological and evolutionary processes. — David Duvernell, The Conversation, 24 Aug. 2026

Likewise, they generally haven't been affected by geological processes, meaning that the material they are composed of is unspoiled. — Robert Lea, Space.com, 24 Aug. 2026

Word History

Etymology

see geology

First Known Use

circa 1723, in the meaning defined above

Rhymes for geological

• illogical
• zoological
• aetiological
• anthropological
• archaeological
• archeological
• axiological
• climatological
• deontological
• dermatological
• eschatological
• etiological