adjective of, pertaining to, or based on
geology.
Also, ge·o·log·i·cal.
Related forms ge·o·log·i·cal·ly, adverb
non·ge·o·log·ic, adjective
non·ge·o·log·i·cal, adjective
non·ge·o·log·i·cal·ly, adverb
pre·ge·o·log·i·cal, adjective
un·ge·o·log·i·cal, adjective
un·ge·o·log·i·cal·ly, adverb