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Liftoff
01
the initial ascent of a rocket from its launching pad
Example
The imminent liftoff of the rocket had everyone at the control center on edge.
Engineers conducted final checks on the rocket's systems at the launch pad before the scheduled liftoff.
The rocket was loaded with a powerful propellant to achieve maximum thrust during liftoff.
The astronauts began to count down as the rocket prepared for liftoff.
The spacecraft's engines vaporize liquid fuel, generating the thrust needed for liftoff.
