bow compass

[boh]

noun

1. any of several types of compasses having the legs joined by a bow-shaped piece.

bow compass

/ bəʊ /

noun

1. Also called: bow-spring compass. a compass for drawing, in which the legs are joined by a flexible metal bow-shaped spring rather than a hinge, the angle being adjusted by a screw

Word History and Origins

Origin of bow compass¹

First recorded in 1790–1800