Split-screen is a common term used to describe the display of two or more separate images or video streams side by side. However, there are various other terms that can be used interchangeably to describe split-screen. One of the synonyms for split-screen is dual view, which is often used in the gaming industry to describe a game mode that allows players to see their characters from different perspectives. Another term that can be used in place of split-screen is multi-view, which is commonly used in security and surveillance applications where multiple camera feeds are displayed on a single monitor. Other synonyms include side-by-side view, split-screen view, and dual display.