dual-purpose[do̵̅o̅′əl pʉr′pəs, dyo̵̅o̅′-]
dual-purpose definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
having, or meant to have, two uses
dual-purpose definition by American Heritage Dictionary
Designed for or serving two purposes: dual-purpose technologies for commercial and military applications.