Definition of "propulsion" noun: the act of propelling noun: a propelling force

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	WikiPedia definition of "propulsion" Vehicle propulsion; More specifically: Ground propulsion; Marine propulsion; Air propulsion; Spacecraft propulsion (More) Spacecraft propulsion is any method used to change the velocity of spacecraft and artificial satellites. There are many different methods. Each method has drawbacks and advantages ... (More) Ground propulsion is a different term than transport, because it refers to solid bodies being propelled. Those bodies may be mounted on vats or using wheels while the latter ... (More) Marine propulsion is the act of moving a floating object over or through water. Methods include: propeller, water jet, paddle wheel sails, poles, paddles, oars and, experimentally ... (More) Alternative propulsion is a term used frequently for powertrain concepts differing from the standard internal combustion engine concept used in petroleum fueled vehicles. (More) Electric propulsion is a form of spacecraft propulsion used in outer space. This type of rocket-like reaction engine utilize electric energy to obtain thrust from propellant ... (More) Laser propulsion is a form of Beam-powered propulsion where the energy source is a remote (usually ground-based) laser system. This form of propulsion differs from a conventional ... (More) Nuclear propulsion includes a wide variety of propulsion methods that use some form of nuclear reaction as their primary power source. Many military submarines and a growing figure ... (More) Air-independent propulsion (AIP) is a term that encompasses technologies which allow a submarine to operate without the need to surface or use a snorkel to access atmospheric ... (More) Electromagnetic propulsion uses the concepts and applications of electromagnets. Technologies that make use of such applications include magnetic levitation technologies, including ... (More)

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