Definition of hypsography in US English:

hypsography

noun

  • The branch of geography concerned with the determination and mapping of the relative elevation of areas of land.

    • ‘The hypsography polygons are coded to form elevation zones, as indicated in the classification scheme below.’
    • ‘The hypsography layer contains ground surface elevation information in the form of contour lines.’
    • ‘All input hypsography and hydrography data were appended and trimmed to cover the areas for each processing block.’
    • ‘Notice that the hypsography data also include valuable information in the Elevation field.’
    • ‘The DCW supplemental point hypsography layer represents locations and values of collapsed contours.’

Pronunciation

hypsography

/hipˈsäɡrəfē/