Definition of altimetry in English:



  • [mass noun] The measurement of height or altitude.

    ‘we can use altimetry to monitor the surface ocean currents’
    ‘satellite altimetry’
    • ‘Laser altimetry gives much more precise measurements than radar, with a horizontal resolution of around 100 m.’
    • ‘He has authored more than 30 journal articles on such topics as airborne laser altimetry, crustal deformation monitoring, and high-precision GPS reference networks.’
    • ‘The global measurements to be provided by the imminent GRACE mission and by continuing efforts in satellite altimetry are expected to provide a definitive solution to this important climatological and geophysical puzzle.’
    • ‘Satellite altimetry is used to identify key habitats for other marine animals, which can then be tracked and studied.’
    • ‘The records do not support the idea of a sudden acceleration, and satellite altimetry suggests almost no change of sea level during the past decade.’


Late Middle English: from medieval Latin altimetria.