Measuring the depths of the oceans

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Bathymetry \Ba*thym"e*try\, n. [Gr. ba`qos depth + -metry.] The art or science of sounding, or measuring depths in the sea.

Wiktionary Word definitions in Wiktionary
n. the measurement of the depths of the seas

WordNet Word definitions in WordNet
n. measuring the depths of the oceans [syn: plumbing ]

Wikipedia Word definitions in Wikipedia
Bathymetry is the study of underwater depth of lake or ocean floors . In other words, bathymetry is the underwater equivalent to hypsometry or topography . The name comes from Greek βαθύς ( bathus ), "deep", and μέτρον ( metron ), "measure". Bathymetric ...