지구의 구성 물질, 구조, 성질 및 지각의 변동 등을 연구하는 과학자.
A scientist who studies the solid, liquid, and gaseous matter that constitutes the Earth and other terrestrial planets, as well as the processes that shape them.
예문:
"The geologist analyzed the rock samples to determine the age of the mountain range."
"Environmental geologists study how human activity affects the Earth's soil and groundwater."
"A team of geologists was sent to the volcanic site to monitor seismic activity."