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

The geological conditions in places such as Montana, Wyoming, and Utah have made the region especially rich in dinosaur discoveries. — George Nelson, ARTnews.com, 14 July 2026

The house put the family and its guests not only in direct contact with the awe-inspiring waterfall beneath it but also with the geological feature’s humidity, causing mildew growth that needed mitigation. — Elizabeth Fazzare, Architectural Digest, 14 July 2026

The Licking ranch sits within the Hell Creek Formation, a legendary geological boneyard that stretches across Montana, Wyoming and the Dakotas. — Jacopo Prisco, CNN Money, 13 July 2026

Resource-rich Zambia has put geological data at the center of its copper mining strategy, and has started to draw the kind of diversified mining capital DR Congo is also seeking. — Ruben Nyanguila, semafor.com, 13 July 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