retrorocket
71rocket — I (New American Roget s College Thesaurus) n. projectile, missile; propulsor; rocket or space ship; skyrocket, firework. See astronautics, arms, velocity. II (Roget s IV) n. Syn. projectile, missile, retrorocket, spacecraft, guided missile,… …
72rocket — n 1. rocket launcher, launching tube or mortar, projector tube, firing tube, retrorocket; gun, cannon. 2. capsule, space capsule, space vehicle, spacecraft, spaceship, moonship, mooncraft, rocket ship, module, command module, satellite; missile,… …
73retro- — aff. a prefix meaning “back, backward”: retrogress; retrorocket[/ex] • Etymology: < L, repr. retrō (adv.), backward, back, behind …
74Retro-fire — Firing a ships engines in the direction of motion so that forward velocity is reduced. This permits gravity to pull an orbiting ship downward. See Retrorocket …
The writer's dictionary of science fiction, fantasy, horror and mythology
75retro- — ► COMBINING FORM 1) denoting action that is directed backwards or is reciprocal: retrogress. 2) denoting location behind: retrorocket. ORIGIN Latin retro backwards …
76retro — retro1 [re′trō] n. pl. retros short for RETROROCKET retro2 [re′trō] adj. designating, of, or suggesting a style of an earlier time that has been revived: said of clothing, hairstyles, etc …
77rocket engine — noun a jet engine containing its own propellant and driven by reaction propulsion • Syn: ↑rocket • Hypernyms: ↑jet engine • Hyponyms: ↑booster, ↑booster rocket, ↑booster unit, ↑ …
78ret|ro|rock|et — «REHT roh ROK iht», noun. a small rocket at the front of a rocket or other spacecraft. It produces thrust opposite to the motion of the spacecraft in order to reduce speed for landing for reentry. »The way to bring a satellite, manned or unmanned …
79vernier rocket — vernier engine or vernier rocket, a small auxiliary rocket engine used for minute adjustments in velocity or trajectory, such as before a spacecraft soft lands or docks: »On Jan. 9, 1968, following a 66 hour flight, a large retrorocket and three… …
