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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 adopt to a television set, a television show, or the medium of television transmission. Television is a enlargement medium for advertising, entertainment, news, and sports.

Television became nearby in sloppy experimental forms in the tardy 1920s, but it would still be several years before the further technology would be marketed to consumers. After World war II, an greater than before form of black-and-white TV broadcasting became popular in the united 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 fused types of archival storage media such as Betamax and VHS tapes, high-capacity hard disk drives, DVDs, flash drives, high-definition Blu-ray Discs, and cloud digital video recorders has enabled listeners to watch pre-recorded materialsuch as moviesat house upon their own become old schedule. For many reasons, especially the ease of access of distant retrieval, the storage of television and video programming now occurs on the cloud (such as the video upon request serve by Netflix). At the stop of the first decade of the 2000s, digital television transmissions greatly increased in popularity. substitute encroachment was the move from standard-definition television (SDTV) (576i, subsequent to 576 interlaced lines of supreme and 480i) to high-definition television (HDTV), which provides a solution that is substantially higher. HDTV may be transmitted in various formats: 1080p, 1080i and 720p. since 2010, subsequent to the invention of intellectual television, Internet television has increased the availability of television programs and movies via the Internet through streaming video facilities such as Netflix, Amazon Video, iPlayer and Hulu.

In 2013, 79% of the world's households owned a television set. The replacement of yet to be bulky, high-voltage cathode ray tube (CRT) screen displays in imitation of compact, energy-efficient, flat-panel different technologies such as LCDs (both fluorescent-backlit and LED), OLED displays, and plasma displays was a hardware rebellion that began bearing in mind computer monitors in the tardy 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 near future, LEDs are acknowledged to be gradually replaced by OLEDs. Also, major manufacturers have announced that they will increasingly manufacture smart TVs in the mid-2010s. smart TVs like integrated Internet and Web 2.0 functions became the dominant form of television by the late 2010s.

Television signals were initially distributed forlorn as terrestrial television using high-powered radio-frequency transmitters to promote 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 to the lead 2000s, these were transmitted as analog signals, but a transition to digital television is expected to be completed worldwide by the tardy 2010s. A suitable television set is composed of combination internal electronic circuits, including a tuner for receiving and decoding spread around signals. A visual display device which lacks a tuner is correctly called a video monitor rather than a television.

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