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Eng ID Term Definition
3541
ocean
The vast body of water on the surface of the GLOBE, which surrounds the LAND; the main or great SEA. One of the main areas into which this b... more
The vast body of water on the surface of the GLOBE, which surrounds the LAND; the main or great SEA. One of the main areas into which this body of water is divided geographically.
3542
ocean acoustic tomography
A method to determine the ocean structure based on precise measurements of tran­sit time of acoustic waves between a net of trans­mitters an... more
A method to determine the ocean structure based on precise measurements of tran­sit time of acoustic waves between a net of trans­mitters and receivers.
3543
ocean current
See CURRENT.
3544
ocean eddy
A moving or stationary local rotating formation where water predominantly moves along circu­lar paths.
3545
ocean remote sensing
A kind of remote sensing especi­ally for conducting investigations and surveys of the ocean and the sea.
3546
oceanic circulation
A unique interrelated system of major ocean currents within a large area; usually a closed circular pattern such as in the North Atlantic, M... more
A unique interrelated system of major ocean currents within a large area; usually a closed circular pattern such as in the North Atlantic, Mediterranean, etc.
3547
oceanic plateau
A comparatively flat topped elevation of the sea-bed which rises steeply from the ocean floor on all sides, and is of considerable extent ac... more
A comparatively flat topped elevation of the sea-bed which rises steeply from the ocean floor on all sides, and is of considerable extent across the summit.
3548
oceanic province
See PELAGIC DIVISION.
3549
oceanic ridge
A long elevation of the ocean floor with either irregular or smooth topography and steep sides, often separating ocean basins.
3550
oceanographic cast
See CAST.
3551
oceanographic features
Physical qualities characteri­sing the state of environment in water bodies of the World's Oceans. These features include temperature and sa... more
Physical qualities characteri­sing the state of environment in water bodies of the World's Oceans. These features include temperature and salinity, electric conductivity, density, hydrostatic pressure, transparency, the range and character of tidal and other water level oscillations, the speed and direction of currents, the characteristics of waves and ice, etc.
3552
oceanographic slide rule
A specially designed SLIDE RULE used for calculating the CORRECTION of thermal expansion of a deep sea REVERSING THERMOMETER.
3553
oceanographic section
A successive series of oceano­gra­phic stations carried out in a specified direction.
3554
oceanographic station
See STATION.
3555
oceanographic survey
See SURVEY.
3556
oceanography
The study of the SEA, embracing and integrating all knowledge pertaining to the SEA's physical boundaries, the chemistry and physics of SEA ... more
The study of the SEA, embracing and integrating all knowledge pertaining to the SEA's physical boundaries, the chemistry and physics of SEA WATER, MARINE BIOLOGY, and SUBMARINE GEOLOGY. In strict usage oceanography is the description of the marine environment, whereas oceanology is the study of the OCEANS and related sciences.
3557
oceanology
See OCEANOG­RAPHY.
3558
ocean station
As defined by the International Civil Aviation Organization, a specifically located area of ocean surface, roughly square and 200 NAUTICAL M... more
As defined by the International Civil Aviation Organization, a specifically located area of ocean surface, roughly square and 200 NAUTICAL MILES on a side. An ocean station vessel on patrol is said to be 'on station' when it is within the perimeter of the area.
3559
ocean station vessel (OSV)
Ship assigned to operate at the location of an OCEAN WEATHER STATION. Also called weather ship.
3560
ocean water
Water having the physical-chemical cha­racteristics of the OPEN SEA, where continental influ­ences are at a minimum.