the GNU version of the Collaborative International Dictionary of English
adj. Of or pertaining to physiography.
The Century Dictionary and Cyclopedia
Belonging or related to physiography: a physiographic description of the earth, or a physiographic work, is a physico-geographical description or work.
Word Usage
"We're traveling west through Texas, near Lubbock, in the semi-arid South Plain section of the Llano Estacado, commonly known as the Stacked Plains, a series of geographical subdivisions with distinct physiographic features."