Federated may refer to: Federated state, a constituent state within a federal state Federated school, a model of administration in some educational institutions Federated congregation, a type of religious congregation Computing Federated identity, a type of electronic identity Federated learning, a machine learning technique Federated protocol, in networking, the ability for users to send messages from one network to another Federated architecture, a pattern in enterprise architecture Federated search, a type of electronic search Federated database system, a type of meta-database management system Federated content, a type of digital media content Other Federated Tower, a skyscraper in Pittsburgh, Pennsylvania Federated Department Stores, now known as the Macy's, Inc. Federated Group, a 1980s era chain of home electronics retailers Federated Investors, a financial services company in Pittsburgh, Pennsylvania See also Federal (disambiguation) Federation (disambiguation)