Definition of topography noun from the Oxford Advanced American Dictionary

 

topography

 noun
noun
NAmE//təˈpɑɡrəfi//
 
[uncountable](technology)
 
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the physical features of an area of land, especially the position of its rivers, mountains, etc.; the study of these features a map showing the topography of the island
topographical
 
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NAmE//ˌtɑpəˈɡræfɪkl//
 
(also topographic
NAmE//ˌtɑpəˈɡræfɪk//
 
)
adjective a topographical map/feature You can rely on the topographical accuracy of these maps.
topographically
 
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NAmE//ˌtɑpəˈɡræfɪkli//
 
adverb topographically distinct regions
See the Oxford Advanced Learner's Dictionary entry: topography