heavier-than-air


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Related to heavier-than-air: Heavier-than-air flight

heav·i·er-than-air

(hĕv′ē-ər-thən-âr′)
adj.
Of, relating to, or being an aircraft heavier than the air it displaces.

heavier-than-air

adj
1. (General Physics) having a density greater than that of air
2. (Aeronautics) of or relating to an aircraft that does not depend on buoyancy for support but gains lift from aerodynamic forces

heav′i•er-than-air′



adj.
(of an aircraft) weighing more than the air it displaces, hence having to obtain lift by aerodynamic means.
[1900–05]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.heavier-than-air - relating to an aircraft heavier than the air it displaces
aircraft - a vehicle that can fly
heavy - of comparatively great physical weight or density; "a heavy load"; "lead is a heavy metal"; "heavy mahogany furniture"
References in periodicals archive ?
They certainly do not personally sustain heavier-than-air flight.
As National Park Ranger Stephanie Powell tells you: "They achieved the first heavier-than-air, powered and controlled human flight.
They made the first controlled, sustained flight of a powered, heavier-than-air aircraft on that momentous day four miles south of Kitty Hawk, North Carolina, in the United States.
That morning, the brothers became the first people to demonstrate sustained flight of a heavier-than-air machine under the complete control of the pilot.
17, 1903, two Ohio brothers made history by conducting the first successful flight in a heavier-than-air, mechanically propelled the craft.
These include a pre-cleaner turbine air intake system that prevents heavier-than-air particles from entering the system for longer air filter life, more efficient engine performance and lower maintenance costs.
Their momentous and historic first successful flights of a heavier-than-air, powered, piloted, controlled airplane on 17 December 1903, at Kill Devil Hills, near Kitty Hawk, North Carolina, provided the world with one of the most important technological contributions of the twentieth century.
The helium-filled, heavier-than-air airships can carry 20 metric tons of cargo and up to 19 passengers.
Lane said her uncles meticulously recorded their research and accomplishments, in writing and on camera, and their claim to flying the first powered, heavier-than-air machine is unquestionable.
The US Smithsonian Institution describes the aircraft as "the first powered, heavier-than-air machine to achieve controlled, sustained flight with a pilot aboard.
The Bells of Baddeck proved a tour de force production, with more than 40 participants, a small orchestra conducted by Stuart Calvert and an incredible venue, with the official replica of the Silver Dart, the first powered, heavier-than-air machine to fly in Canada, overhead.
Momoi was born in an area of Fukushima hit hard by the tsunami and nuclear meltdowns of four years ago in February 1903 - the year the teddy bear was introduced and Orville Wright carried out the first powered, heavier-than-air flight.