Astronautics Vocabulary

The Astronautics Vocabulary is a glossary of terms that pertain to the science and technology of spaceflight. This alphabetical list can be navigated by clicking on the letters A-Z displayed on this page.

Definition of retrorocket

Translation: rétrofusée

Definition: A small, auxiliary rocket engine on a launch vehicle or spacecraft that produces thrust in the opposite direction of flight in order to decelerate the vehicle.

Other Definition: None

Synonym: None