GNU Collaborative International Dictionary of English

last match results

Found one definition

1.       
   Bow-compass , n.; pl. Bow-compasses .
   An arcograph.
   1913 Webster
   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.
   1913 Webster
   A pair of compasses, with a bow or arched plate riveted to one of the legs, and passing through the other.
   1913 Webster