a method of surveying in which distances are read by noting the interval on a graduated rod intercepted by two parallel cross hairs (stadia hairs or stadia wires) mounted in the telescope of a surveying instrument, the rod being placed at one end of the distance to be measured and the surveying instrument at the other.
pertaining to such a method of surveying.

tacheometry that makes use of a telescopic surveying instrument and a graduated staff calibrated to correspond with the distance from the observer
(as modifier): stadia surveying

the two parallel cross hairs or stadia hairs in the eyepiece of the instrument used
the staff used
a plural of stadium


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    noun, Surveying. 1. rod (def 19). noun 1. a stick, wand, staff, or the like, of wood, metal, or other material. 2. a straight, slender shoot or stem of any woody plant, whether still growing or cut from the plant. 3. fishing rod. 4. (in plastering or mortaring) a straightedge moved along screeds to even […]

  • Stadimeter

    noun 1. an instrument for determining the distance between an observer and an object of known height by measurement of the angle subtended by the object.

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    noun 1. an instrument that measures the length of curves, dashes, etc, by running a toothed wheel along them

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