The Collaborative International Dictionary
Topographic \Top`o*graph"ic\, a. Topographical \Top`o*graph"ic*al\, [Cf. F. topographique.] Of or pertaining to topography; descriptive of a place. -- Top`o*graph"ic*al*ly, adv.
Topographical map. See under Cadastral. -- Topographical surveying. See under Surveying.
Wiktionary
adv. 1 In a topographic manner. 2 Regarding topography.
WordNet
adv. with regard to topography; "the geological environment is the primary factor in determining the character of a country not only topographically but historically"
Usage examples of "topographically".
However, most of the ones I can remember are plotless, set in huge houses I have never lived in, with rooms both topographically impossible and dark.
Arabs, represents, topographically speaking, a bulge in the Wady Nejd, before it becomes the Wady Abu Daumah, between the Shafah Mountains to the east and the Tihamah range seawards.