physiographer
/ˌfɪziˈɑɡrəfər/
noun
- A scientist who studies the physical features of the Earth's surface, such as mountains, rivers, and plains.
- The physiographer mapped the ancient riverbeds hidden beneath the forest.
- As a physiographer, she spent years documenting the erosion patterns of coastal cliffs.
- The team of physiographers used satellite images to study the formation of new islands.
Synonyms