aerotrain

[ air-uh-treyn ]
/ ˈɛər əˌtreɪn /

noun

an experimental high-speed train that rides on a cushion of air over a concrete guide track in the shape of an inverted T and is propelled by one or more propellers or jet engines.
Also called hovertrain.

Origin of aerotrain

First recorded in 1965–70; aero- + train