physiographic

/ˌfɪziəˈɡræfɪk/
adjective
  1. Relating to the physical features of the Earth's surface or the study of them.
    • The physiographic map showed the different types of terrain across the continent.
    • Students learned about physiographic regions such as plains, plateaus, and mountains.
    • The physiographic survey revealed a hidden valley between two ridges.
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