Use the “Quick Search” box to locate your required term and/or definition. The following “Search conditions” can be used to refine your search: “Contains”, “Begins with”, “Ends with”, “Equals”, “Does not contain” or “Does not equal.”
Eng ID Term Definition
6001
weather shore
SHORE that is to windward of a vessel. See LEE SHORE.
6002
weather side
The side of a vessel toward which, or the side of a CHANNEL from which the WIND is blowing.
6003
weather signal
See SIGNAL.
6004
weather tide
See TIDE: WINDWARD.
6005
weather vane
See VANE.
6006
weber
The unit of magnetic flux in the SI SYSTEM.
6007
wedge
In optics, a refract­ing prism of very small deviation such as those used in the EYEPIECE of some STEREOSCOPES. In METEOROLOGY, term synony... more
In optics, a refract­ing prism of very small deviation such as those used in the EYEPIECE of some STEREOSCOPES. In METEOROLOGY, term synonymous with RIDGE, though usually applied to a fast-moving RIDGE between two DEPRESSIONS or TROUGHS.
6008
weight
The force with which a body is attracted by GRAVITY. Any block or mass of material used for its heaviness. The relative value of an OBSERVAT... more
The force with which a body is attracted by GRAVITY. Any block or mass of material used for its heaviness. The relative value of an OBSERVATION, source, or quantity when compared with other OBSERVATIONS, sour­ces, or quantities of the same or related quantities. The value determined by the most reliable method is assigned the greatest weight.
6009
weighted mean
A value obtained by multiplying each of a series of values by its assigned WEIGHT and dividing the sum of those products by the sum of the W... more
A value obtained by multiplying each of a series of values by its assigned WEIGHT and dividing the sum of those products by the sum of the WEIGHTS.
6010
weir
A DAM erected across a RIVER to raise the level of the water. A fence of stakes set in a RIVER or along the SHORE as a trap for fish. The wo... more
A DAM erected across a RIVER to raise the level of the water. A fence of stakes set in a RIVER or along the SHORE as a trap for fish. The word is now restricted to smaller works, the larger are called DAMS.
6011
well: appraisal
A borehole drilled to evaluate an oil field or gas field.
6012
well: development
A borehole drilled, usually from a production platform, after an oil field or gas field has been judged capable of economic production.
6013
well: deviated
A borehole drilled at an oblique angle to evaluate or remove oil or natural gas reserves not directly below the drilling structure.
6014
well: offshore
A borehole that produces or is capable of producing oil or natural gas.
6015
well: plugged
A borehole which has been sealed with a plug and permanently abandoned.
6016
well: production
A borehole, producing oil or natural gas, which is covered by a seabed installation of valves and pipelines for the controlled removal of th... more
A borehole, producing oil or natural gas, which is covered by a seabed installation of valves and pipelines for the controlled removal of the product. See also SUB-SEA COMPLETION.
6017
well: suspended
A borehole that has been temporarily abandoned pending future development. An obstruction up to 5 metres high may remain on the sea-floor.
6018
wellhead: offshore
See WELL: OFFSHORE.
6019
wellhead: submerged
A submarine structure projecting some distance above the seabed and capping a temporarily abandoned or suspended oil or gas well.
6020
westerlies
Zone, lying between the approximate LATITUDES 35° and 65° in each hemisphere, in which the air motion is mainly from west to east, especia... more
Zone, lying between the approximate LATITUDES 35° and 65° in each hemisphere, in which the air motion is mainly from west to east, especially in the high TROPOSPHERE and low STRATOSPHERE. Near the EARTH's surface, the zone is particularly well marked in the southern hemisphere.