balloonet

Example:Despite improvements, the basic principle of a balloon remains the same as that of a balloonet, providing lift through the buoyancy of a lighter-than-air gas.

Definition:A large, usually round, hollow device filled with a lighter-than-air gas for ascending into the air, used for various purposes including advertising, scientific research, etc.

Example:Airships, including balloonets, have been used for military missions, though they are less common today due to safety concerns.

Definition:A vehicle that sails on air as though on water, propelled in or through the air by mechanical power, or, in early forms, by sails.