CIRCUMFERENTOR

Circumferentor

A circumferentor, or surveyor's compass, is an instrument used in surveying to measure horizontal angles, now superseded by the theodolite. See also alidade.

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circumferentor

Noun

  1. An instrument used to measure horizontal angles, consisting of a brass circle and an index, all of one piece.


The above text is a snippet from Wiktionary: circumferentor
and as such is available under the Creative Commons Attribution/Share-Alike License.

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