to·pog·ra·phy 
(tə-pŏgrə-fē)
(tə-pŏgrə-fē)n. pl. to·pog·ra·phies
1. Detailed, precise description of a place or region.
2. Graphic representation of the surface features of a place or region on a map, indicating their relative positions and elevations.
3. A description or an analysis of a structured entity, showing the relations among its components: In the topography of the economy, several depressed areas are revealed.
4.
a. The surface features of a place or region.
b. The surface features of an object: The topography of a crystal.
5. The surveying of the features of a place or region.
6. The study or description of an anatomical region or part.
topo·graph′ (tŏpə-grăf′) n.
top′o·graphic (-grăfĭk), top′o·graphi·cal (-ĭ-kəl) adj.
top′o·graphi·cal·ly adv.