This lexicon is inten ded as a tool to he lp strip aw ay one source of the endem ic miscommunication and friction that now plagues both soldiers and civilians, governm ent and non-government, who plan, coordinate, and execute the complex set of overlapping civil-military activities and tasks th at have come to charact erize armed conflicts and their afterm ath. Collectively known as complex operations1, they demand, but too often lack, a sense of common purpose and m utual understanding be tween a wide array of planne rs and practitioners, all of whom bring with them different organizati onal...