topography; geomorphology
Academic term for the study of landforms and the processes that shape them. In geography and earth science contexts, both 'topography' and 'geomorphology' are used, with 'geomorphology' emphasizing process-oriented study.
He is majoring in geomorphology at university.
We research the geomorphological features of this region.
Compound of 地形 (terrain, landform) and 学 (study, -ology). A straightforward modern academic term.