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hydrography
noun
- the study, description, and mapping of oceans, lakes, and rivers, esp. with reference to their navigational and commercial uses
- the oceans, lakes, rivers, etc. of a region, esp. as dealt with on a map or in a survey, treatise, etc.
Related Forms:
- hydrographer noun
- hydrographic adjective or hydrographical
See hydrography in American Heritage Dictionary 4
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