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geological

mastery

UK /ˌdʒiː.əˈlɒdʒ.ɪk.əl/ US /ˌd͡ʒi.əˈlɑdʒ.ɪk.əl/adj

card 1 of 10 · synonym

Which word is closest in meaning to 'geological' in this sentence?

The geological layers contain fossils from the Jurassic period.