bow-compass Meaning, Definition & Usage
Bow"-com`pass noun
Wordforms
Definitions
-  An arcograph. 
-  A small pair of compasses, one leg of which carries a pencil, or a pen, for drawing circles. Its legs are often connected by a bow-shaped spring, instead of by a joint. 
-  A pair of compasses, with a bow or arched plate riveted to one of the legs, and passing through the other.