Hinge joint Meaning, Definition & Usage

  1. noun a freely moving joint in which the bones are so articulated as to allow extensive movement in one plane
    ginglymus; ginglymoid joint.
  2. noun a joint allowing movement in one plane only
    knuckle joint.

WordNet

Definitions
  1. . (a) (Anat.) See Ginglymus. (b) (Mech.) Any joint resembling a hinge, by which two pieces are connected so as to permit relative turning in one plane.

Webster 1913