TROCHLEA n. 2 definitions
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.
TROCHLEAR n.
Shaped like, or resembling, a pulley; pertaining to, or connected with, a trochlea; as, a trochlear articular surface; the trochlear muscle of the eye. Trochlear nerve. See Pathetic nerve, under Pathetic.
PATHETIC a.
he superior oblique muscle of the eye. -- Pathetic nerve (Anat.), the fourth cranial, or trochlear, nerve, which supplies the superior oblique, or pathetic, muscle of the eye. -- The pathetic, a style or manner adapted to arouse the tender emotions.