stadia

sta·di·a ¹  (std-)

n.

1.

a. A telescopic instrument having two parallel lines through which intervals on a calibrated rod are observed, used to measure distances.

b. The parallel lines in this instrument.

c. The calibrated rod so used.

2. The technique of measuring distances with this instrument.

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[Italian, probably from Latin, pl. of stadium, a unit of length; see stadium.]

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sta·di·a ²  (std-)

n.

A plural of stadium.

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stadia¹

n

1. (Mathematics & Measurements / Surveying)

a.  tacheometry that makes use of a telescopic surveying instrument and a graduated staff calibrated to correspond with the distance from the observer

b.  (as modifier) stadia surveying

2. (Mathematics & Measurements / Surveying) the two parallel cross hairs or stadia hairs in the eyepiece of the instrument used

3. (Mathematics & Measurements / Surveying) the staff used

[probably from stadia²]

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stadia²

n

(General Sporting Terms) (Historical Terms) (Medicine) (Mathematics & Measurements / Units) (Life Sciences & Allied Applications / Zoology) a plural of stadium

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stadia

a means of surveying in which distances are measured by reading intervals on a graduated rod intercepted by two parallel cross hairs in the telescope of a surveying instrument. — stadia, adj.

See also: Measurement

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a system of surveying in which distances are measured by reading intervals on a graduated rod intercepted by two parallel cross hairs in the telescope of a surveying instrument. — stadia, adj.

See also: Land