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Total record count: 6269.

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Eng ID Term Definition
4821
slush
An accumulation of ice crystals which remain separate or only slightly frozen together. It forms a thin layer and gives the sea surface a gr... more
An accumulation of ice crystals which remain separate or only slightly frozen together. It forms a thin layer and gives the sea surface a greyish or leaden-tinted colour. With light WINDS no RIPPLES appear on the surface.
4822
small circle
See CIRCLE.
4823
small correction
(British terminology). Minor corrections made to the chart plates. They have been discontinued since 1954.
4824
small craft chart
Chart designed for easy reference and plotting in limited spaces. It portrays regular nautical chart detail and other specific details of sp... more
Chart designed for easy reference and plotting in limited spaces. It portrays regular nautical chart detail and other specific details of special interest to the small craft operator, such as enlargements of harbours; tide, current and weather information; rules of the road information; locations of marine facilities; anchorages; courses; and di­stances.
4825
small diurnal range
See RANGE.
4826
small halo
See HALO.
4827
small scale
See SCALE.
4828
small tropic range
See RANGE.
4829
smoothing
Averaging of data in space or time, designed to compensate for random errors or fluctua­tions of a scale smaller than that presumed signifi... more
Averaging of data in space or time, designed to compensate for random errors or fluctua­tions of a scale smaller than that presumed signifi­cant to a specific problem.
4830
smooth sheet
(U.S. terminol­ogy). See FAIR CHART.
4831
snag
A tree or branch embedded in a river or lake bottom and not visible on the surface, forming thereby a hazard to boats.
4832
snapper
A bottom sampling device used to collect a small amount (less than 1 pint) of material from the ocean floor. It has metal jaws that snap shu... more
A bottom sampling device used to collect a small amount (less than 1 pint) of material from the ocean floor. It has metal jaws that snap shut when the device touches the BOTTOM. Also calledclamshell snap­per.
4833
snapper: mud
A small clamshell SNAPPER which is atta­ched to the bottom of SOUNDING LEAD by means of a hole drilled in the LEAD.
4834
snow
PRECIPITATION of ice crystals, most of which are branched (sometimes starshaped).
4835
snowstorm
STORM of blowing SNOW.
4836
soft iron
Iron or steel which is easily magnetized by induction, but loses its MAGNETISM when the MAGNETIC FIELD is removed. The opposite is HARD IRON... more
Iron or steel which is easily magnetized by induction, but loses its MAGNETISM when the MAGNETIC FIELD is removed. The opposite is HARD IRON.
4837
software
All programs which can be used on a computer system. In particular the system software (i.e. the OPERATING SYSTEM) consists of all programs ... more
All programs which can be used on a computer system. In particular the system software (i.e. the OPERATING SYSTEM) consists of all programs which are necessary for the proper functioning of the computer. The application software consists of all programs developed for special user applications.
4838
soil
The EARTH or GROUND; the face or surface of the EARTH. The GROUND with respect to its composition, quality, etc., or as the source of vegeta... more
The EARTH or GROUND; the face or surface of the EARTH. The GROUND with respect to its composition, quality, etc., or as the source of vegetation.
4839
solar apex
See APEX.
4840
solar cell
A cell using the solar light or other light energy for conversion into electric energy.