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 wonder combines pinks, oranges and reds to create its own natural artwork. — Judith Garrison, AJC.com, 5 Nov. 2026

The natural criteria consider exceptional natural beauty, significant stages in the Earth’s geological history, ongoing ecological and biological processes, and habitats important for conserving biodiversity. — Karina Acharya, Condé Nast Traveler, 4 Nov. 2026

But the vast majority of geological prospects never become operating mines. — Tom Moerenhout, Foreign Affairs, 4 Nov. 2026

That information will give researchers a better understanding of the moon's interior and geological activity. — CBS News, 4 Nov. 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