trochlear nerve

noun

, Anatomy.

1. 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.

trochlear nerve

/ ˈtrɒklɪə /

noun

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

Word History and Origins

Origin of trochlear nerve¹

First recorded in 1885–90

Example Sentences

The trochlear nerve is located posterodorsal to the optic tract, and separated from the latter by connective tissue.

From Project Gutenberg