A video monitor is a display device typically used for viewing videos, images, and visuals. There are a variety of synonyms for this term, including screen, display, monitor, panel, and visual display unit (VDU). Other terms that can refer to a video monitor include TV, flat screen, plasma, and LCD (liquid crystal display). Some more technical terms for video monitors include raster display, cathode-ray tube (CRT), and OLED (organic light-emitting diode). Depending on the context, different synonyms may be more appropriate than others. However, they all refer to an electronic device that produces images and videos for viewing purposes.