1. lighter-than-air - Adjective
2. lighter-than-air - Adjective Satellite
relating to a balloon or other aircraft that flies because it weighs less than the air it displaces
Source: WordNetHybrid airships main A hybrid airship is a general term for an aircraft that combines characteristics of heavier-than-air (aeroplane or helicopter) and lighter-than-air technology. Source: Internet
Despite the danger of using flammable hydrogen, no alternative lighter-than-air gases could provide sufficient lift. Source: Internet
This has led to proposals for "floating cities" in the Venusian atmosphere. citation Aerostats (lighter-than-air balloons) could be used for initial exploration and ultimately for permanent settlements. Source: Internet
For better or worse, is stuck with being known as “the Go-Go’s musical” – better because of the good will floating on stage with all those lighter-than-air hits by Belinda Carlisle, Jane Wiedlin, et. Source: Internet
Kytoons are balloon kites that are shaped and tethered to obtain kiting deflections, and can be lighter-than-air, neutrally buoyant, or heavier-than air. Source: Internet
Helium was primarily used as a lifting gas in lighter-than-air craft. Source: Internet