stadias
/ˈsteɪdiəs/
noun
- Plural of stadia; a surveying instrument for measuring distances, or the marks on a surveying instrument used for distance measurement.
- Modern laser rangefinders have largely replaced the old stadias in field work.
- He carefully read the stadias through the telescope to calculate the width of the river.
- The surveyor adjusted the stadias to get an accurate reading of the distance.