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Total record count: 6269.

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Eng ID Term Definition
5221
surface navigation
See NAVIGATION.
5222
surface of position
A surface on some point of which a craft is located.
5223
surface reflection
The return of SOUND RAYS to depth after striking the sea surface.
5224
surface temperature
Temperature of the water of the surface layer of the SEA (or LAKE, RIVER, etc.).
5225
surface wave
See WAVE.
5226
surf zone
The area between the outermost BREAKER and the limit of wave UPRUSH.
5227
surge
A ship's bodily motion forward and backward along the longitudinal axis, caused by the force of the sea acting alternately on the bow and st... more
A ship's bodily motion forward and backward along the longitudinal axis, caused by the force of the sea acting alternately on the bow and stern. The name applied to wave motion with a period intermediate between that of the ordinary WIND WAVE and that of the TIDE, from about 1/2 to 60 minutes. Horizontal oscillation of water with comparative short period accompanying a SEICHE.
5228
surge
v.i.). To rise and fall, as a vessel at anchor. To vary abruptly and momentarily in amount, as an electric current in a circuit.
5229
surge: negative
An occasion when the level of the sea is lower than the predicted level. It is caused by meteorological conditions.
5230
surge: positive
An occasion when the level of the sea is higher than the predicted level. It is caused by meteorological conditions.
5231
surging breaker
See BREAKER.
5232
surround
See MARGIN.
5233
survey
The orderly process of determining DATA rela­ting to the physical or chemical characteristics of the EARTH. The act or operation of making ... more
The orderly process of determining DATA rela­ting to the physical or chemical characteristics of the EARTH. The act or operation of making measurements for deter­mining the RELATIVE POSITION of points on, above or beneath the EARTH's surface. The result of such opera­tions. An organization for making surveys.
5234
survey: aerial
A SURVEY using AERIAL PHOTOGRAPHS as part of the surveying operation; also the taking of AERIAL PHOTOGRAPHS for surveying purposes.
5235
survey: cadastral
A SURVEY relating to land boundaries and subdivisions, made to create units suitable for transfer or to define the limitations of title. Als... more
A SURVEY relating to land boundaries and subdivisions, made to create units suitable for transfer or to define the limitations of title. Also called land survey.
5236
survey: coastal
HYDROGRAPHIC SURVEY of coastal area including COASTLINING.
5237
survey: exploratory
A SURVEY executed for the purpose of obtaining general information concerning areas about which such information was not, previously, a matt... more
A SURVEY executed for the purpose of obtaining general information concerning areas about which such information was not, previously, a matter of record.
5238
survey: geodetic
A SURVEY in which the figure and size of the EARTH is considered. It is applicable for large areas and long lines and is used for the precis... more
A SURVEY in which the figure and size of the EARTH is considered. It is applicable for large areas and long lines and is used for the precise loca­tion of basic points suitable for controlling other SURVEYS.
5239
survey: geologic(al)
A SURVEY or investigation of the character and structure of the EARTH, of the physical changes which the EARTH'S CRUST has undergone or is u... more
A SURVEY or investigation of the character and structure of the EARTH, of the physical changes which the EARTH'S CRUST has undergone or is undergoing, and of the causes producing those changes.
5240
survey: graphic control
A skeleton SURVEY made by PLANE TABLE for the purpose of (a) locating the HYDROGRAPHIC SIGNALS, (b) locating additional CONTROL from AERIAL ... more
A skeleton SURVEY made by PLANE TABLE for the purpose of (a) locating the HYDROGRAPHIC SIGNALS, (b) locating additional CONTROL from AERIAL SURVEYS and clarifica­tion of indefinite detail on PHOTOGRA­PHS, (c) a combination of the two.