stadia
A level staff or graduated rod used by surveyors to measure differences in level, or…A level staff or graduated rod used by surveyors to measure differences in level, or to measure horizontal distances by sighting the stadia hairs (graduations) through a telescope.
Meaning
3 sensesA level staff or graduated rod used by surveyors to measure differences in level, or to measure horizontal distances by sighting the stadia hairs (graduations) through a telescope.
Hash marks or other reticle etchings on a riflescope's lens which are used for stadiametric rangefinding; lines or curves for estimating the range of a target of known height, such as an enemy soldier or a game animal.
(historically) A graduated brass triangle used to measure the distance of a target by comparison of the graduations with the heights of soldiers or horses.
Origin
Borrowed from Italian stadia.Borrowed from Italian stadia.
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