trochlear nerve


noun Anatomy.

either one of the fourth pair of cranial nerves, consisting of motor fibers that innervate the superior oblique muscle of the upper part of the eyeball.

Origin of trochlear nerve

First recorded in 1885–90

Words nearby trochlear nerve

British Dictionary definitions for trochlear nerve

trochlear nerve
/ (ˈtrɒklɪə) /

noun

either one of the fourth pair of cranial nerves, which supply the superior oblique muscle of the eye

Medical definitions for trochlear nerve

trochlear nerve

n.

A nerve that originates in the mesencephalon below the cerebral aqueduct and supplies the superior oblique muscle of the eyeball. fourth cranial nerve