Definition of self-propelled in US English:



  • Moving or able to move without external propulsion or agency.

    ‘a self-propelled weapon’
    • ‘Underneath, a typical caption would describe the importance of such cheap forms of mobile artillery, especially for a country short on mortars and self-propelled artillery.’
    • ‘Strand jacks or self-propelled modular trailers do the lifting and moving.’
    • ‘Motor vehicles began to replace the horse in the early 20th century and self-propelled artillery became common during WW II.’
    • ‘Having been born since the country's rail network closed in 1975, the three had never seen or ridden on a moving train, other than a self-propelled wagon.’
    • ‘Separate tank and self-propelled artillery gun units were attached to combined-arms armies.’
    • ‘Tank destroyer weapons could be either towed or self-propelled.’
    • ‘Most self-propelled systems have numerous moving parts that require lubrication.’
    • ‘Once, when they had moved hives onto a self-propelled rail car, it slid down slippery rails, wet from rain, and turned over with six farmers riding on it.’
    • ‘The so-called missile tractors, which are all-terrain self-propelled vehicles, will be used for emergency situations, such as forest fires.’
    • ‘Included in the tank groups of close infantry support were regiments of self-propelled artillery that were to follow the attacking tanks and support them with the fire from their cannons.’
    • ‘They used for the first time at Kursk self-propelled artillery regiments that proved to be an effective means of support to tank and infantry attacks.’
    • ‘They have proved adept at using self-propelled anti-aircraft guns such as the BOV-3 in the ground role.’
    • ‘The solution was to lower harvesting costs and increase harvesting capacity with a mechanical, self-propelled pea harvester.’
    • ‘The author explains in good detail the selection and operation of engines, power trains and their applications in agricultural tractors and other self-propelled machines.’
    • ‘Tactical flexibility was also enhanced by mechanization and the self-propelled gun.’
    • ‘In conclusion, we have directly measured the onset of dynamic correlation in randomly moving self-propelled particles.’
    • ‘Looking like two fused Razor scooters, this sleek, self-propelled triwheeler goes up to 15 mph.’
    • ‘Because of high-density altitudes and the severe climate in Afghanistan, no towed artillery or self-propelled artillery was shipped into theater.’
    • ‘The company makes the Crusader, a self-propelled howitzer that operates like a tank.’
    • ‘He is hypnotised by the reality of his own creation, and his only cause for regret is that he will never be able to experience this self-propelled phenomenon from every available angle.’
    mechanized, machine-driven, automated, automatic, motor-driven, power-driven
    View synonyms



/ˈˌself prəˈpeld/