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

Television became available in slipshod experimental forms in the late 1920s, but it would nevertheless be several years past the extra technology would be marketed to consumers. After World charge II, an enlarged form of black-and-white TV broadcasting became popular 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 supplementary developed countries. The availability of combination 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 home on their own grow old schedule. For many reasons, especially the user-friendliness of proud retrieval, the storage of television and video programming now occurs upon the cloud (such as the video upon demand support by Netflix). At the end of the first decade of the 2000s, digital television transmissions greatly increased in popularity. unorthodox loan was the touch from standard-definition television (SDTV) (576i, next 576 interlaced lines of resolved and 480i) to high-definition television (HDTV), which provides a resolved that is substantially higher. HDTV may be transmitted in various formats: 1080p, 1080i and 720p. past 2010, taking into consideration 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 lead bulky, high-voltage cathode ray tube (CRT) screen displays taking into consideration 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 subsequently 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 acknowledged to be gradually replaced by OLEDs. Also, major manufacturers have announced that they will increasingly fabricate intellectual TVs in the mid-2010s. intellectual TVs like integrated Internet and Web 2.0 functions became the dominant form of television by the late 2010s.

Television signals were initially distributed and no-one else 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, since the 2000s via the Internet. Until the into the future 2000s, these were transmitted as analog signals, but a transition to digital television is time-honored to be completed worldwide by the late 2010s. A satisfactory television set is composed of multiple 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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