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Showing results for trochlear nerve. Search instead for infratrochlear+nerve.

trochlear nerve

American  

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 British  
/ ˈtrɒklɪə /

noun

  1. 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

Etymology

Origin of trochlear nerve

First recorded in 1885–90

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The trochlear nerve and the abducens nerve are both responsible for eye movement, but do so by controlling different extraocular muscles.

From Textbooks • Jun. 19, 2013

The superior oblique is innervated by the trochlear nerve.

From Textbooks • Jun. 19, 2013

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.