geologer

/dʒiˈɑːlədʒər/
noun
  1. A person who studies the Earth's physical structure, history, and the materials it is made of; a geologist.
    • The geologer examined the rock layers to learn about ancient volcanoes.
    • A geologer can tell you how old a fossil is by the rock it's found in.
    • My uncle is a geologer who works for an oil company.
Synonyms
What does "geologer" mean? | whatsthatwordmean | whatsthatwordmean