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Television (TV), sometimes edited to tele or telly, is a telecommunication medium used for transmitting disturbing 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 increase medium for advertising, entertainment, news, and sports.

Television became nearby in sloppy experimental forms in the late 1920s, but it would still be several years previously the supplementary technology would be marketed to consumers. After World court case II, an better form of black-and-white TV broadcasting became well-liked in the united Kingdom and joined 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 other developed countries. The availability of complex 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 spectators to watch pre-recorded materialsuch as moviesat house on their own period schedule. For many reasons, especially the ease of use of proud retrieval, the storage of television and video programming now occurs on the cloud (such as the video upon request sustain by Netflix). At the stop of the first decade of the 2000s, digital television transmissions greatly increased in popularity. substitute take forward was the move from standard-definition television (SDTV) (576i, past 576 interlaced lines of fixed idea and 480i) to high-definition television (HDTV), which provides a definite that is substantially higher. HDTV may be transmitted in various formats: 1080p, 1080i and 720p. previously 2010, in the manner of the invention of smart 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 to the fore bulky, high-voltage cathode ray tube (CRT) screen displays past compact, energy-efficient, flat-panel alternating technologies such as LCDs (both fluorescent-backlit and LED), OLED displays, and plasma displays was a hardware rebellion that began once 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 close future, LEDs are normal to be gradually replaced by OLEDs. Also, major manufacturers have announced that they will increasingly fabricate intellectual TVs in the mid-2010s. smart TVs similar to integrated Internet and Web 2.0 functions became the dominant form of television by the tardy 2010s.

Television signals were initially distributed abandoned as terrestrial television using high-powered radio-frequency transmitters to market the signal to individual television receivers. Alternatively television signals are distributed by coaxial cable or optical fiber, satellite systems and, past the 2000s via the Internet. Until the to come 2000s, these were transmitted as analog signals, but a transition to digital television is received to be completed worldwide by the late 2010s. A standard television set is composed of multipart internal electronic circuits, including a tuner for receiving and decoding publicize signals. A visual display device which lacks a tuner is correctly called a video monitor rather than a television.

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