The application running on a distributed system, sharing the stored data among several nodes, eliminating the presence and power of a central authority.
Forward from Blockchain Zoo :
With the birth of blockchain came an explosion of new “Dapps,” or decentralized applications, which brings decentralization to many applications that used to run on centralized servers. In this infographic, we learn the difference between Apps and Dapps, and what criteria a Dapp software must meet to become considered as decentralized. Learn more about the Dapps also in this BlockTalk episode: http://ow.ly/LpJS50yq4MO