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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.

Pertaining to, or connected with, a trochlea; trochlear; as, the trochleary, or trochlear, nerve.

Relating to the epitrochlea.

Below a trochlea, or pulley; -- applied esp. to one of the subdivisions of the trigeminal nerve.

Situated over or above a trochlea or trochlear surface; -- applied esp. to one of the subdivisions of the trigeminal nerve.

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.

, or fibrous ring, in the upper part of the orbit, through which the superior oblique, or trochlear, muscle of the eye passes.