Category:Trochlea

Troch"le*a, n. Etym: [l., a case or sheaf containing one or more Pulleys, gr. Trochilics.]

1. (mach.)

Defn: a pulley. [obs.]

2. (anat.)

Defn: 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.