Definition of undercarriage in English:

undercarriage

noun

  • 1A wheeled structure beneath an aircraft, typically retracted when not in use, which supports the aircraft on the ground:

    ‘the undercarriage collapsed on landing’
    • ‘He said after landing the undercarriage collapsed but the plane stayed upright.’
    • ‘The proximity of the enemy to the airfield was illustrated by the fact that the fighters barely had time to retract their undercarriages before commencing attacks.’
    • ‘The gears grind as the undercarriage is lowered.’
    • ‘A new undercarriage was fitted, with steerable twin nose wheels.’
    • ‘The front undercarriage was retracted and the front of the fuselage, from which the cannon projected, slightly buried.’
    • ‘All undercarriage wheels rotate freely, however, while the twin forward sets are also movable they are independent of each other, which means the model does not turn easily when taxied.’
    • ‘Other models followed, including the Courier, the world's first single-engine monoplane with retractable undercarriage.’
    • ‘The prototype was grounded until late November by undercarriage cracks resulting from a heavy landing on the last day of the show.’
    • ‘Judgment of landings is also rather harder on snow and once again the nosewheel undercarriage scores.’
    • ‘A year later, in 1989, he returned to the flight academy to complete a night flying course on a more advanced aircraft which had a variable pitch propeller and retractable undercarriage.’
    • ‘The aircraft struck the ground heavily, causing the nose undercarriage to fail.’
    • ‘On a mission on December 12, enemy fire struck the aircraft and damaged its undercarriage hydraulics.’
    • ‘As the main undercarriage contacted the runway, the left undercarriage collapsed, causing the left wing to come in contact with the runway.’
    • ‘Once airborne, Marty tried to retract the undercarriage - but the damage done in the explosion and subsequent fire engulfing the rods, levers and hydraulics which are under the wing and which control it - made it impossible.’
    • ‘These were single-engined, low-winged monoplanes, usually with enclosed cockpits, retracting undercarriages, and a fixed forward firing armament.’
    • ‘This was to become the first British produced plane with a retractable undercarriage.’
    • ‘The aircraft also has new undercarriage and hydraulics systems.’
    • ‘No sooner had the undercarriage touched the ground, than a massive explosion lifted the shuttle back into the air and flipped it over.’
    • ‘When used for planetary decent the shuttle can land like a standard aircraft on a wheeled undercarriage, or where there is not an airport, it can make a vertical landing on small thrusters, at the cost of a greatly reduced payload capacity.’
    • ‘As my speed carried me over him his prop sliced through my undercarriage, slashing the fuselage.’
    undercarriage, underbelly, underside, undersurface, underneath, underpart, lower side, bottom
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    1. 1.1 The supporting frame under the body of a vehicle:
      ‘security guards checked the BMW's undercarriage with a large mirror’
      • ‘Nick said only to be cut off as the truck shot to a quick stop when a huge-pitch black tentacle shot up out of the ground and held the trucks undercarriage in it's steely grip.’
      • ‘The undercarriages of tracked vehicles - whether bulldozers, loaders, or excavators - are yet another major maintenance dilemma.’
      • ‘I swear I saw this bloke banging one of the wheels of the undercarriage, with a massive adjustable spanner.’
      • ‘When fuel or feed delivery trucks do come to farms, they are accompanied by decontamination teams that spray down their wheels and undercarriages with disinfectant.’
      • ‘The body has 110,000 miles on it, and that usage has taken its toll on the chassis, door hinges, glass, hatch, and undercarriage.’
      • ‘While Bill immediately goes to check the inside, Mike pays more attention to the bottom of the car, in particular the tires and undercarriage.’
      • ‘She ducked down, peeking beneath the undercarriage for a look.’
      • ‘Each time a coach or minibus entered the compound, its undercarriage was examined with a mirror on wheels.’
      • ‘Firefighters placed two inflatable, reinforced rubber bags below the vehicle's undercarriage.’
      • ‘Deposits of mud, rock or other debris must be cleaned from a vehicle's fenders, body and undercarriage before it may travel along highways.’
      • ‘‘You might get a cat under a bonnet but never a nest built on part of the undercarriage of a vehicle,’ he said.’
      • ‘The company says the new rubber-track undercarriage transfers weight to the ground through 24 wheeled contact points.’
      • ‘Many of the people in my town tell me they protect their vehicles from winter salt damage by having their undercarriages sprayed with used motor oil.’
      • ‘These car light accessories, which can mount to the body around the perimeter of the vehicle's undercarriage or inside the car, come in kits that contain the elements you'll need for the installation.’
      • ‘You would think parking in the garage would save your chassis from rust, but if the undercarriage is coated with even a thin layer of salt and ice, you could be in trouble.’
      • ‘But there are also details intended to give a simpler and cleaner look: the sills seem part of the body instead of a separate undercarriage, the boot lid is tidier and there is less clutter on the bumpers.’
      • ‘The ground beneath him trembled and bits of dirt fell from the undercarriage of the truck.’
      • ‘Check for signs of damage on the chassis and undercarriage.’
      • ‘I loved looking at the cars, colossal cars of steel, carried along by equally impressive undercarriage and wheels.’
      • ‘It was picking up great clouds of dust as it moved in to touch down, the side passenger sliding door already opening before the undercarriage touched ground.’
      underside, lower side, underneath, undersurface, undercarriage, underpart, belly, underbelly
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Pronunciation:

undercarriage

/ˈʌndəkarɪdʒ/