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heavier-than-air
[hev-ee-er-thuhn-air]
adjective
(of an aircraft) weighing more than the air that it displaces, hence having to obtain lift by aerodynamic means.
heavier-than-air
adjective
having a density greater than that of air
of or relating to an aircraft that does not depend on buoyancy for support but gains lift from aerodynamic forces
51Թ History and Origins
Origin of heavier-than-air1
Example Sentences
The extravaganza was mounted barely six years after the Wright brothers took off at Kitty Hawk, N.C. in the first heavier-than-air manned flight.
Safety concerns increased in 2020 after a pipeline in Mississippi ruptured in a landslide, releasing a heavier-than-air plume of carbon dioxide that displaced oxygen near the ground.
Two brothers from Dayton, Ohio, conducted four machine-powered, heavier-than-air flights under human control on a single day in December.
The $2.1 billion rover will also come with the first helicopter, known as Ingenuity, that will let researchers understand the viability and potential of heavier-than-air vehicles on the Red Planet.
Like many scientifically minded people of that era, Christmas was infatuated with heavier-than-air flight.
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