With television programming being broadcast worldwide in real time, the industry needs a common professional language. Constantly changing technology, however, has resulted in continuously changing terminology, sometimes leaving even the most knowledgeable broadcasters with a lack of understanding. In this dictionary over 1,500 terms and acronyms, both modern and classical, are presented. The definitions are designed to be straightforward and jargon-free (except where defining jargon), permitting ease of use to readers from a variety of fields. Ample cross-references are provided.