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theodolite
[thee-od-l-ahyt]
noun
Surveying.a precision instrument having a telescopic sight for establishing horizontal and sometimes vertical angles.
theodolite
/ θɪˈɒdəˌlaɪt, θɪˌɒdəˈlɪtɪk /
noun
Also called (in the US and Canada): transit.a surveying instrument for measuring horizontal and vertical angles, consisting of a small tripod-mounted telescope that is free to move in both the horizontal and vertical planes
theodolite
An optical instrument used to measure angles in surveying, meteorology, and navigation. In meteorology, it is used to track the motion of a weather balloon by measuring its elevation and azimuth angle. The earliest theodolite consisted of a small mounted telescope that rotated horizontally and vertically; modern versions are sophisticated computerized devices, capable of tracking weather balloons, airplanes, and other moving objects, at distances of up to 20,000 m (65,600 ft).
Other 51Թ Forms
- theodolitic adjective
51Թ History and Origins
Origin of theodolite1
51Թ History and Origins
Origin of theodolite1
Example Sentences
The tool, a theodolite, is used to measure precise geographical location for missile launches as well as the angle and direction of the launchers, Dr Su said.
Thus Galileo’s sector was a primitive theodolite, slide rule and protractor all in one.
Until the advent of satellites, surveyors used a device called a theodolite, a precision optical instrument mounted on a tripod, for measuring angles between two designated points.
At the same time, Nepalese crews took measurements with modern, laser-equipped versions of instruments called theodolites, first used to gauge the mountain’s height in 1856 by measuring angles using trigonometry.
Where the Endurance went down is well known; the ship's captain Frank Worsley logged the position using a sextant and a theodolite.
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