Definition of orography in US English:



  • The branch of physical geography dealing with mountains.

    • ‘The key parameters of monsoon formation are land and sea temperatures, wind direction and conditions, the presence of water vapour, and finally topography and orography.’
    • ‘Orography is the term used to describe undulations on the surface of the Earth of any size and shape, from small hills to major mountain ranges.’
    • ‘The orography of the land site has a strong impact on the local wind climate.’