51Թ

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circumferentor

[ ser-kuhm-fuh-ren-ter ]

noun

Surveying.
  1. an alidade equipped with a compass and two diametrically opposed vertical arms with slits for sighting through.


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51Թ History and Origins

Origin of circumferentor1

1600–10; < Latin circumferent ( ia ) circumference + -or 2
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Example Sentences

Examples have not been reviewed.

An improvement which was no doubt introduced at a very early day is the measuring wheel or circumferentor.

From

The ravines are deep, and the sides of the hills are covered with the same stone, of which a pile was erected on the summit of the head to mark the spot where the circumferentor was placed.

From

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