Gelenk

noun
  1. A joint or articulation in the body where two bones are connected, allowing for movement and flexibility. noun
    The knee is a complex Gelenk that supports the body's weight.
    Arthritis can cause pain and stiffness in the Gelenk.
  2. A mechanical connection or hinge that allows for movement between parts. noun
    The robot's arm has a Gelenk that enables it to rotate 360 degrees.
    The door's Gelenk was rusty, making it difficult to open.