geologic

[ jee-uh-loj-ik or jee-uh-loj-i-kuh l ]

/ ˌdʒi əˈlɒdʒ ɪk or ˌdʒi əˈlɒdʒ ɪ kəl /

of, relating to, or based on geology.

Nearby words

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

Related forms

ge·o·log·i·cal·ly, adverbnon·ge·o·log·ic, adjectivenon·ge·o·log·i·cal, adjectivenon·ge·o·log·i·cal·ly, adverb

pre·ge·o·log·i·cal, adjectiveun·ge·o·log·i·cal, adjectiveun·ge·o·log·i·cal·ly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

The sepia-toned photos he took while swimming out in the water give the waves a solid, geologic look.
Surfing’s Golden Age: John Witzig and His Groundbreaking Photos|Josh Dzieza|July 26, 2013|DAILY BEAST
The U.S. Geologic Survey, meanwhile, reported that aftershocks were likely.
The Earthquake That Wasn’t|Daniel Stone|August 23, 2011|DAILY BEAST
Upon the precession of the equinoxes they erect a fabric of retrograde chronology, and set a clock to geologic time.
Lippincott's Magazine of Popular Literature and Science, Vol. 17, No. 97, January, 1876|Various
The four scientists discussed the problem and referred to geologic maps.
Tom Swift and The Visitor from Planet X|Victor Appleton

Then the force so long pent up and held in suspense is set free; the stored-up heat of the geologic ages is brought out for use.
Curiosities of Heat|Lyman B. Tefft
The location of best sources of supply for ballast is also a geologic problem (see pp. 90-91).
The Economic Aspect of Geology|C. K. Leith
But what, it has been asked, was a brief period of three thousand years, compared with the geologic ages?
The Testimony of the Rocks|Hugh Miller