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Eng ID Term Definition
5061
station pointer
(British terminology). A metal instrument with three legs, a circle graduated in degrees and 1/2 degrees, and a VERNIER or MICROMETER for se... more
(British terminology). A metal instrument with three legs, a circle graduated in degrees and 1/2 degrees, and a VERNIER or MICROMETER for setting the angles. See also PROTRACTOR: THREE ARM.
5062
statoscope
A highly sensitive BAROMETER or ALTIMETER for measuring slight variations in pressure or ALTITUDE.
5063
statute mile
A unit of distance equal to 1,760 YARDS or 5,280 FEET (1,609.35 m). This MILE is generally used on LAND, and is sometimes calledland mile.
5064
steel tape
See TAPE.
5065
steep-to
(adj.). Precipitous. The term is applied particularly to a SHORE, BANK or SHOAL that descends steeply to a lower level.
5066
steerageway
The condition wherein the ship has suffi­cient way on that it will respond to rudder movements to maintain desired COURSE.
5067
steering compass
See COMPASS.
5068
steering repeater
A COMPASS REPEATER by which a craft is steered. See also COMPASS: STEERING.
5069
stellar parallax
See PARALLAX: ANNUAL.
5070
stellite
A trade name for an alloy of chromium, cobalt and tungsten. Stellite mirrors, free of imperf­ection and practically indestruc­tible, are fre... more
A trade name for an alloy of chromium, cobalt and tungsten. Stellite mirrors, free of imperf­ection and practically indestruc­tible, are frequently used in hydrographic SEXTANTS. See SEXTANT: SOUNDING.
5071
steradian
The unit of a solid angle in the SI system.
5072
stereocomparator
In PHOTOGRAMMETRY, a stereo­scopic instrument for measuring PARALLAX; usually includes a means of measuring PHOTOGRAPH COOR­DINATES of IMAGE... more
In PHOTOGRAMMETRY, a stereo­scopic instrument for measuring PARALLAX; usually includes a means of measuring PHOTOGRAPH COOR­DINATES of IMAGE POINTS.
5073
stereocompilation
See COMPILATION.
5074
stereogram
A STEREOSCOPIC PAIR of photographs or drawings correctly oriented and mounted or projected for stereoscopic viewing.
5075
stereographic horizon projection
See PROJECTION: STEREOGRAPHIC.
5076
stereographic meridional projection
See PROJECTION: STEREOGRAPHIC.
5077
stereographic polar projection
See PROJECTION: STE­REOGRAPHIC.
5078
stereographic projection
See PROJECTION.
5079
stereometer
A measuring device comprising a microme­ter movement by means of which the separation of two INDEX MARKS can be changed to measure PARALLAX ... more
A measuring device comprising a microme­ter movement by means of which the separation of two INDEX MARKS can be changed to measure PARALLAX DIFFE­RENCE on a STEREOSCOPIC PAIR of photographs. Also called parallax bar.
5080
stereometric camera
See CAMERA.