Trochlea

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Trochlea \Troch"le*a\, n. [L., a case or sheaf containing one or
     more pulleys, Gr. ?. See {Trochilics}.]
     1. (Mach.) A pulley. [Obs.]
        [1913 Webster]
  
     2. (Anat.) A pulley, or a structure resembling a pulley; as,


        the trochlea, or pulleylike end, of the humerus, which
        articulates with the ulna; or the trochlea, or fibrous
        ring, in the upper part of the orbit, through which the
        superior oblique, or trochlear, muscle of the eye passes.
        [1913 Webster]