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thruster

[thruhs-ter] /ˈθrʌs tər/
noun
1.
a person or thing that thrusts.
2.
Fox Hunting. a rider who keeps in the front of the field.
3.
Aerospace. a small rocket attached to a spacecraft and used to control its attitude or translational motion.
Origin
1590-1600
1590-1600; thrust + -er1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for thruster
  • For the spacecraft with truly modern flair, an ion thruster is the only way to go.
  • But there is enough air to prevent a rocket from steering effectively with thruster jets, as it can in space.
  • In an ion thruster, electricity is used to accelerate ions out the back.
British Dictionary definitions for thruster

thruster

/ˈθrʌstə/
noun
1.
a person or thing that thrusts
2.
Also called vernier rocket. a small rocket engine, esp one used to correct the altitude or course of a spacecraft
3.
an auxiliary propeller on a ship, capable of acting athwartships
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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11
11
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