undercarriage
under|carriage /'ʌndərkærɪdʒ/ (undercarriages)
[N-COUNT]
The undercarriage of an aeroplane is the part, including the wheels, which supports the aeroplane when it is on the ground and when it is landing or taking off. (mainly BRIT; in AM, use landing gear)
[N-COUNT]
The undercarriage of an aeroplane is the part, including the wheels, which supports the aeroplane when it is on the ground and when it is landing or taking off. (mainly BRIT; in AM, use landing gear)