Definition of propulsion in English:

propulsion

noun

mass noun
  • The action of driving or pushing forwards.

    ‘they dive and use their wings for propulsion under water’
    • ‘Because he found it harder to gain purchase with his feet, he was using his knees for propulsion, rubbing them red in the process.’
    • ‘In electric traction, the first inventions for propulsion of vehicles were by battery-stored power.’
    • ‘The propulsion and power systems are controlled from the Machinery Control Room.’
    • ‘They feed by day and by night, and forage by swimming underwater, using their wings for propulsion.’
    • ‘Kitesurfing involves riding a small board over water while gaining propulsion from the wind by means of a large kite.’
    • ‘The latter ended up drifting without navigation or propulsion for two hours.’
    • ‘I flew downward but with a burst of propulsion I was able to stop my descent.’
    • ‘An aeroplane requires a set of wings for lift, wing flaps and rear rudder for control and engines for propulsion.’
    • ‘This kick has more forward propulsion and causes the hips to rise, just like in butterfly.’
    • ‘In the fast ferry industry the water jet is becoming the predominant propulsion of choice.’
    • ‘This is obviously beneficial, given that more propulsion helps us to move forwards.’
    • ‘It will be the first European probe using electric propulsion.’
    • ‘I was happy that the wrecks of Champion and Iona were still there, giving divers the chance to see a method of propulsion that is now almost extinct.’
    • ‘With more effort my propulsion through the water increased, although I still used my hands for balance.’
    • ‘As the name implies, it is a hovercraft type of vehicle with motorcycle steering and propulsion.’
    • ‘There are, though, two half-hearted subplots which give some vague sense of propulsion.’
    • ‘Learning how to minimise drag has a far greater impact than maximising propulsion.’
    • ‘Contributors to the collection address these metaphors of propulsion and seizure.’
    • ‘All sea snakes have flattened compressed paddle-like tails for propulsion in water.’
    • ‘The units will provide auxiliary power to the vehicles and will not be used for propulsion.’
    thrust, motive force, propelling force, impelling force, impetus, impulse, drive, driving force, actuation, push, surge, pressure, momentum, power
    View synonyms

Origin

Early 17th century (in the sense ‘expulsion’): from medieval Latin propulsio(n-), from Latin propellere ‘drive before (oneself)’.

Pronunciation

propulsion

/prəˈpʌlʃ(ə)n/