geologic

or ge·o·log·i·cal

[ jee-uh-loj-ik or jee-uh-loj-i-kuh l ]
/ ˌdʒi əˈlɒdʒ ɪk or ˌdʒi əˈlɒdʒ ɪ kəl /

adjective

of, relating to, or based on geology.

Origin of geologic

First recorded in 1790–1800; geolog(y) + -ic
Related forms
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for geologic

Word Origin and History for geologic

geologic


adj.

1799, from geology + -ic. Geologic time is recorded from 1861.

Online Etymology Dictionary, © 2010 Douglas Harper