The McDonnell Douglas MD-83 is a twin-engine, short to medium-range commercial jetliner. It is part of the McDonnell Douglas MD-80 family, which was designed for efficiency and comfort. The MD-83 features a larger wing area and more powerful engines compared to its predecessors, allowing for improved performance and fuel efficiency. First introduced in the 1980s, the MD-83 can typically seat around 140 to 170 passengers, depending on the configuration. It is known for its reliability and has been used by various airlines worldwide, contributing to its reputation as a popular choice for regional and domestic flights.