bow divider[¦bō di′vīd·ər]
A small divider whose legs are connected by a bow-shaped spring, rather than by a joint.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
A bow compass, each leg of which terminates in a point; used to transfer measurements from one part of a drawing to another.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.