A multiengine airplane is a type of aircraft that is propelled by more than one engine. It is often used for commercial purposes such as passenger transport and cargo hauling. There are many synonyms for this term, depending on the specific configuration of the aircraft. Some common synonyms include twin-engine airplane, dual-engine aircraft, and multi-engine jet. Other variations may include tri-engine or quad-engine planes, which have three or four engines respectively. Additionally, some aircraft may be referred to as turboprops, indicating that they are powered by turbine engines rather than traditional piston engines. Ultimately, the specific terminology used will depend on the specific type of aircraft and its specifications.