Thrusters are devices that are used to propel or move an object in a particular direction. They are synonymous with words like propellers, impellers, jets, and turbines. Propellers are used to move boats and aircraft, whereas impellers are commonly used in a water pump to move water. Jets are a set of engines that [power] aircraft and spaceships, while turbines are used to drive generators in power stations. Other synonyms for thrusters can include rudders, stabilizers, and steering mechanisms, all of which are used to control the motion of various types of vehicles and machinery.