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1. A person or thing that thrusts.
2. A device that imparts thrust, such as a small rocket engine used to adjust the course or attitude of a spacecraft in flight.


1. a person or thing that thrusts
2. (Astronautics) Also called: vernier rocket a small rocket engine, esp one used to correct the altitude or course of a spacecraft
3. (Nautical Terms) an auxiliary propeller on a ship, capable of acting athwartships


(ˈθrʌs tər)

1. a small rocket attached to a spacecraft and used for producting thrust to control attitude or translational motion.
2. a propeller located in a ship's bow or stern to provide added maneuverability, as when docking.
3. a person or thing that thrusts.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.thruster - one who intrudes or pushes himself forward
interloper, intruder, trespasser - someone who intrudes on the privacy or property of another without permission
2.thruster - a small rocket engine that provides the thrust needed to maneuver a spacecraft
rocket engine, rocket - a jet engine containing its own propellant and driven by reaction propulsion


n (= directional rocket)(Fein)steuerrakete f
References in periodicals archive ?
Maersk Drilling semi-submersible rigs Maersk Developer, Maersk Discoverer and Maersk Deliverer are equipped with eight LMT-FS3501 thrusters each.
The thrusters run on butane and will be attached to GomX-4B when it launches into space from China on Feb.
But a set of thrusters aboard the Voyager 1 spacecraft successfully fired up Wednesday after 37 years without use.
It used its own thrusters to make its way to its final destination at an altitude of 36,000 km over the equator.
Aerojet Rocketdyne propulsion systems on the Atlas V include the RL10C-1 upper-stage engine, six helium pressurization tanks, and 12 Centaur upper-stage Reaction Control System thrusters (RCS).
BOATY McBoatface" will be powered by thrusters made by a Teesside engineering firm under a deal bringing more jobs to the area.
The mission, which will include a propulsion experiment using Aerojet Rocketdyne Hall thrusters on the military's X-37B space plane, was launched from Cape Canaveral Air Force Station in Florida by a United Launch Alliance (ULA) Atlas V rocket.
Besides offering rudder protection, Ecoshield is also suitable for thrusters, azimuth thrusters, azipods, thruster nozzles, kort nozzles, thruster tunnels and other underwater ship gear which needs special protection from corrosion.
Iran's newest satellite, Fajr, is continuing to drop down at a rate of more than eight kilometers per day as its orbit decays rapidly despite the space agency's claim that it has onboard thrusters to keep it high in orbit.
Experiments run in Barrett's Laboratory of Aviation and the Environment have found ionic thrusters may be a far more efficient source of propulsion than conventional jet engines.
It is the particular blend of compact size, six powerful SMX thrusters and intelligent iCON control system that makes such versatility possible.
Satellites, spacecraft, and deep-space probes require thrusters to keep them in place or push them wherever they need to go--not an easy task when space, payload, and cost are incredibly finite.