Found 2 items, similar to Hydrography.
English → English (WordNet) Definition: hydrography hydrography n : the science of the measurement and description and mapping of the surface waters of the earth with special reference to navigation
English → English (gcide) Definition: Hydrography Hydrography \Hy*drog"ra*phy\, n. [Hydro-, 1 + -graphy: cf. F. hydrographie.] 1. The art of measuring and describing the sea, lakes, rivers, and other waters, with their phenomena. [1913 Webster] 2. That branch of surveying which embraces the determination of the contour of the bottom of a harbor or other sheet of water, the depth of soundings, the position of channels and shoals, with the construction of charts exhibiting these particulars. [1913 Webster]