polyline

poly- +‎ line

polyline (plural polylines)

1. (mathematics, computer graphics) A continuous line composed of one or more line segments.
   • 2011, George Omura, chapter 19, in Mastering AutoCAD 2010 and AutoCAD LT 2010, John Wiley & Sons, →ISBN, page 582:

     If you want to break a polyline into simple lines and arcs, you can use the Explode option on the Modify panel, just as you would with blocks. After a polyline is exploded, it becomes a set of individual line segments or arcs.

• epyllion