dual-purpose: Meaning and Definition of

du•al-pur•pose

Pronunciation: (d'ul pûr'pus, dy'-), [key]
— adj.
  1. serving two functions.
  2. (of cattle) bred for two purposes, as to provide beef and milk.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.