A display screen that is slightly curved horizontally. Introduced in the 2013 time frame, curved-screen TVs were touted to be more immersive for the viewer. However, they did not catch on because they caused a certain amount of glare from lights if viewers were not sitting dead center. In addition, curved TVs do not hang flat against the wall, which present a decorating issue.
Curved Monitors Are Alive and Well
Curved computer monitors are another story. Numerous models are available because gamers love the immersive feeling. See gaming monitor
Gaming Monitors Are In
The large screen in this image is a curved gaming monitor. The curve is not extreme but is enough to make a better experience for the gamer.