propulsor
Noun
Meaning
propulsor (plural propulsors)
(chiefly aeronautics) A propellor enclosed in a short cylinder, that can typically be swivelled to change the angle of thrust. [from 20th c.]
Synonyms
Phrases with the word
Examples
A magnetohydrodynamic drive or MHD propulsor is a method for propelling seagoing vessels using only electric and magnetic fields with no moving parts, using magnetohydrodynamics.
Theory of operation A propeller is the most common propulsor on ships, imparting momentum to a fluid which causes a force to act on the ship.