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
trochee,
trochelminth,
trochilus,
trochlea,
trochlear,
trochlear nerve,
trochlear spine,
trochoid,
trochoid joint,
trochophore,
trod
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