A rocket is a projectile that spacecraft, aircraft or other vehicles use to obtain thrust from a rocket engine. Rocket engine exhaust is formed entirely from propellant carried within the rocket.
Rockets are now used for fireworks, weaponry, ejection seats, launch vehicles for artificial satellites, human spaceflight, and space exploration. Chemical rockets are the most common type of high power rocket, typically creating a high speed exhaust by the combustion of fuel with an oxidizer.
The definition of a rocket is a long circular device that is launched into the air. An example of a rocket is what helps launch a guided missile into space. An example of a rocket is a firecracker. noun.
A rocket is a device that channels explosive force to create thrust. Generally, the rocket consists of a fuel or propellant stored in a secure container, usually a cylinder. The cylinder must be open only in one direction, so as to let out the explosive force of the fuel when it is ignited.