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Television (TV), sometimes edited to tele or telly, is a telecommunication medium used for transmitting moving images in monochrome (black and white), or in color, and in two or three dimensions and sound. The term can talk to to a television set, a television show, or the medium of television transmission. Television is a buildup medium for advertising, entertainment, news, and sports.

Television became available in slipshod experimental forms in the tardy 1920s, but it would yet be several years before the supplementary technology would be marketed to consumers. After World encounter II, an enlarged form of black-and-white TV broadcasting became popular in the associated Kingdom and allied States, and television sets became commonplace in homes, businesses, and institutions. During the 1950s, television was the primary medium for influencing public opinion. In the mid-1960s, color broadcasting was introduced in the US and most further developed countries. The availability of merged types of archival storage media such as Betamax and VHS tapes, high-capacity difficult disk drives, DVDs, flash drives, high-definition Blu-ray Discs, and cloud digital video recorders has enabled viewers to watch pre-recorded materialsuch as moviesat home on their own become old schedule. For many reasons, especially the ease of access of proud retrieval, the storage of television and video programming now occurs upon the cloud (such as the video on request relieve by Netflix). At the stop of the first decade of the 2000s, digital television transmissions greatly increased in popularity. different press on was the concern from standard-definition television (SDTV) (576i, in the manner of 576 interlaced lines of fixed and 480i) to high-definition television (HDTV), which provides a unconditional that is substantially higher. HDTV may be transmitted in various formats: 1080p, 1080i and 720p. since 2010, considering the invention of intellectual television, Internet television has increased the availability of television programs and movies via the Internet through streaming video services such as Netflix, Amazon Video, iPlayer and Hulu.

In 2013, 79% of the world's households owned a television set. The replacement of in advance bulky, high-voltage cathode ray tube (CRT) screen displays later than compact, energy-efficient, flat-panel rotate technologies such as LCDs (both fluorescent-backlit and LED), OLED displays, and plasma displays was a hardware mayhem that began considering computer monitors in the late 1990s. Most TV sets sold in the 2000s were flat-panel, mainly LEDs. Major manufacturers announced the discontinuation of CRT, DLP, plasma, and even fluorescent-backlit LCDs by the mid-2010s. In the close future, LEDs are standard to be gradually replaced by OLEDs. Also, major manufacturers have announced that they will increasingly produce smart TVs in the mid-2010s. intellectual TVs subsequent to integrated Internet and Web 2.0 functions became the dominant form of television by the late 2010s.

Television signals were initially distributed lonesome as terrestrial television using high-powered radio-frequency transmitters to announce the signal to individual television receivers. Alternatively television signals are distributed by coaxial cable or optical fiber, satellite systems and, previously the 2000s via the Internet. Until the upfront 2000s, these were transmitted as analog signals, but a transition to digital television is normal to be completed worldwide by the tardy 2010s. A all right television set is composed of merged internal electronic circuits, including a tuner for receiving and decoding present signals. A visual display device which lacks a tuner is correctly called a video monitor rather than a television.

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