An air cushion vehicle is also known as a hovercraft, which is a vehicle that travels over a cushion of air. Another synonym for an air cushion vehicle is an ACV, which is an acronym for air-cushion vehicle. Other synonyms for the word includes a ground-effect vehicle, air-cushion machine, and a floating vehicle. Additionally, these vehicles have been called aeromobiles, air-supported vehicles, and ekranoplans, which is a Russian term. It is important to note that while there are various synonyms for an air cushion vehicle, they all refer to the same type of transportation that hovers above a surface using air pressure.