(broadcasting) a communication system consisting of a group of broadcasting stations that all transmit the same programs WordNet 3.0 & Open English WordNet

A television broadcaster or television network or is a telecommunications network for distribution of television content, where a central operation provides programming to many television stations, pay television providers or, in the United States, multichannel video programming distributors. Wikipedia

Telecommunications network for distribution of television program content Wikidata

A group of affiliated television stations that broadcast common programs from a parent company. Wiktionary

A grouping of television channels, generated at television stations, broadcast over a unified terrestrial or satellite system from which a subscriber may choose various packages to accept and pay for (if not free-to-air). Wiktionary