The purposeful reliance by one service on another service's capabilities to maximize complementary and reinforcing effects of both (i. e., synergy) is known as

Joint Interdependence

Explanation:

Joint Interdependence  is defined as the dependency of a particular service on other services to obtain and create synergy for increasing effect of reinforcement and complement.  

This interdependence helps in reduction of exploitation due to weak service and function. Benefits are obtained in joint form for every involved party through this purposeful path.

it brings together the military and civilian sectors of society to harness the total power of the nation. it is the mechanism that facilitates the successful prosecution of any conflict.it brings together the military and civilian sectors of society to harness the total power of the nation. it is the mechanism that facilitates the successful prosecution of any conflict.