hypsometry

/hɪpˈsɑmətri/
noun
  1. The measurement of elevation or height above a reference point, such as sea level.
    • Hypsometry is used by geographers to study the height of mountains.
    • The hypsometry of the region showed that most of the land was below 500 meters.
    • Modern hypsometry relies on satellite data to map the Earth's surface.
Synonyms
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