The temperature was very low this morning, and handling the theodolite was not too warm a job for the fingers.
Smithers is an ass with the theodolite, and Hedger's 'trig' is rotten.
Mr. Stapylton conducted the party forward while I went to the summit of Moriattu with the theodolite.
The telescope of the theodolite may not be absolutely perfect.
Was nearly half the day in adjusting the line of collimation in the telescopic sights of my theodolite.
The graduations on the circle of the theodolite may not be quite accurate.
The theodolite at A was directed towards C, that at B was kept on the boat.
He even pretended never to have seen a galvanic battery or a theodolite.
Several remarkable hills appeared however to the west and south-west, on all of which I took bearings with the theodolite.
You shall carry that, Miss Denny, and I'll shoulder the theodolite.
1570s, of unknown origin (see OED for discussion).
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).