Definition, Meaning & Synonyms

retrofire

verb

/ˈrɛtrəˌfaɪər/

Definition

To ignite a rocket or spacecraft engine after it has been in flight to slow it down or change its trajectory.

Examples

To successfully retrofire the engines, the mission control team executed their well-practiced procedures.
During the re-entry phase, the spacecraft needed to retrofire to reduce its speed before landing.

Meaning

Retrofire refers to the process of firing a propulsion system in reverse to alter the speed and direction of a vehicle, typically used in space travel to ensure controlled descent or maneuvering.