bowcompass

noun
UK /ˈbəʊˌkʌmpəs/
US /ˈboʊˌkʌmpəs/

A bow compass is a tool for drawing circles that has a handle on top and two legs that move like a bow.

The student used a bow compass to draw a perfect circle in art class.


OTHER MEANINGS

2. A compass with a spring bow and a screw adjustment for precise circle drawing.

The engineer adjusted the bow compass carefully before drawing the gear outline.

3. A navigational compass mounted in a bow-shaped frame.

The sailor checked the bow compass as the ship turned.

4. A tool used in woodworking to scribe arcs on curved surfaces.

He marked the curve with a bow compass before cutting the wood.