- 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.
Origin of stadia1
First recorded in 1860–65; probably special use of stadia2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- 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
Word Origin for stadia
C19: probably from stadia ²
- a plural of stadium
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012