Definition of bathymetry in US English:

bathymetry

noun

  • The measurement of depth of water in oceans, seas, or lakes.

    • ‘The reconstruction of the historical charts has revealed major changes in the evolution of the coastline and the associated bathymetry of the Inner Thermaikos Gulf.’
    • ‘This technique has been especially useful in recognizing gradients related to environmental factors such as climate, bathymetry, vegetation, or substrate types.’
    • ‘The pre-eruption bathymetry shows a submarine extension of the Tar River valley.’
    • ‘Measuring the relief of the ocean floor, expressed as the varying depth below sea level, is the chore known as bathymetry.’
    • ‘Each of those sections commences with an overview of the relevant oceans, oceanography, bathymetry, and meteorology.’

Origin

Mid 19th century: from Greek bathus ‘deep’ + -metry.

Pronunciation

bathymetry

/bəˈθɪmətri//bəˈTHimətrē/