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.

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Origin of trochlear nerve

First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.