Conglomerate: A large corporation formed by the merging of separate and diverse firms, often seen in media consolidation where various media entities are owned by one company.
Oligopoly: A market structure dominated by a small number of companies, which results from processes like media consolidation.
Gatekeeping: The process through which information is filtered for dissemination, whether for publication, broadcasting, the Internet, or some other mode of communication. In a consolidated media environment, fewer gatekeepers decide what content reaches audiences