Longman Dictionary of Contemporary English homepage

Topic: MECHANICAL

Date: 1600-1700
Language: Latin
Origin: propulsus, past participle of propellere; PROPEL

propulsion

 noun
     
pro‧pul‧sion [uncountable] technical
TEMTT the force that drives a vehicle forward [↪ propel]
research into liquid hydrogen as a means of propulsion
—propulsive adjective
Definition of propulsion from the Longman Dictionary of Contemporary English within
the topic MECHANICAL

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ball bearing belt cog combustion chamber conveyor belt coolant cooling system crank differential disengage dismantle drive four-stroke engine fuel cell fulcrum gear heat pump hydraulic inertia mechanic mechanical mechanical engineering mill millstone millwheel momentum motive neutral nuclear reactor oil pan pivot propulsion pulley pump race ratchet reactor regulate retract rev(v) rev(n) rotor selector starter motor stress stressed strip sump supercharged template top gear torque two-stroke universal joint valve wheel winch windlass

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