Definition of hydrographic in US English:

hydrographic

adjective

  • See hydrography

    • ‘The ship carries two small hydrographic survey launches, equipped with high-frequency sonar to operate in depths of 10 to 260 feet.’
    • ‘This passage also makes clear that the global validity of natural powers produces precisely the differences and variations allowing genuine forms in every climatic or hydrographic zone.’
    • ‘Many now see the benefits that professional societies can provide in this regard - and hydrographic societies in particular, as the common link to all maritime activity.’
    • ‘Candidates also learn basic maritime operations, conduct hydro-graphic surveys and prepare hydrographic charts.’
    • ‘The extra money, if approved, will pay for stepped up hydrographic surveys of the nation's 40 ‘most critical’ ports and harbors and to convert all charting data into digital format.’

Pronunciation

hydrographic

/ˌhīdrəˈɡrafik//ˌhaɪdrəˈɡræfɪk/