retrorocket NOUN a small auxiliary rocket on a spacecraft or missile, fired in the direction of travel to slow it down.

English terms dictionary. 2015.

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  • retrorocket — ☆ retrorocket or retro rocket [re′trō räk΄it ] n. [ RETRO + ROCKET1] a small rocket on a larger rocket or spacecraft, that produces thrust in a direction opposite to the direction of flight in order to reduce speed, as for maneuvering …   English World dictionary

  • Retrorocket — A retrorocket (short for retrograde rocket ) is a rocket engine used to provide thrust opposing the motion of a spacecraft, thereby causing it to decelerate.HistoryOne of the first uses of retrorocket technology was in the Hajile project… …   Wikipedia

  • retrorocket — n. to activate, fire a retrorocket * * * fire a retrorocket to activate …   Combinatory dictionary

  • retrorocket — /re troh rok it/, n. a small, auxiliary rocket engine, forming a part of a larger rocket vehicle and having its exhaust nozzle pointed toward the direction of flight, for decelerating the larger rocket, separating one stage from another, etc.… …   Universalium

  • retrorocket — noun A small rocket engine on a larger rocket or spacecraft designed to slow or reverse its motion …   Wiktionary

  • retrorocket — ret·ro·rock·et || retrəʊ‚rÉ‘kɪt / rÉ’k n. small rocket engine pointed opposite the direction of flight and used for deceleration and steering …   English contemporary dictionary

  • retrorocket — noun a small auxiliary rocket on a spacecraft or missile, fired in the direction of travel to slow it down …   English new terms dictionary

  • retrorocket — ret•ro•rock•et [[t]ˈrɛ troʊˌrɒk ɪt[/t]] n. rkt a small auxiliary rocket engine with its exhaust nozzle aimed in the direction of flight, used for decelerating a larger rocket, separating one stage from another, etc • Etymology: 1945–50 …   From formal English to slang

  • retrorocket —   n. rocket with thrust directed in reverse direction to travel, used to slow down space craft …   Dictionary of difficult words

  • Retrorocket —    A rocket designed to fire in the direction of a ships motion, so that forward velocity is reduced. This permits gravity to pull an orbiting ship downward. See Retro fire …   The writer's dictionary of science fiction, fantasy, horror and mythology

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