circumferentor

[ ser-kuhm-fuh-ren-ter ]

/ sərˈkʌm fəˌrɛn tər /

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noun Surveying.

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

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Origin of circumferentor

1600–10; <Latin circumferent(ia) circumference + -or²

Words nearby circumferentor

circumduction, circumference, circumferential, circumferential fibrocartilage, circumferential lamella, circumferentor, circumfix, circumflex, circumflex artery of thigh, circumflex femoral vein, circumflex humeral artery

How to use circumferentor in a sentence

An improvement which was no doubt introduced at a very early day is the measuring wheel or circumferentor.
The Seven Follies of Science [2nd ed.]|John Phin